reference Databases

AllData  +
On-campus access only.

A comprehensive resource for automotive diagnostic and repair information. Includes TSB's, diagnostic trouble codes, printable diagrams and a conversion calculator.

Credo Reference  +

Credo Reference is a full-text online reference service. The collection includes over three million entries from hundreds of well-regarded titles from some of world's the best reference publishers. Credo’s collection is integrated with millions of cross-references and contains dictionaries, bilingual dictionaries, thesauri, encyclopedias, quotations and atlases, plus a wide range of subject-specific titles covering everything from art to accountancy, science to Shakespeare and law to literature.
Pages from the Credo Collection books can be both emailed and printed. Credo books are not downloadable in their entirety to read off-line.

CultureGrams  +

Culturegrams is a core reference resource on understanding the world's peoples through the documentation of the unique details of their customs, traditions, and daily life.

Encyclopedia Britannica  +

The online version of the classic Encyclopedia Britannica that also includes web links, select articles and access to Webster's Dictionary. It also includes access to the World Data Analyst which provides comparative statistical country data.

Gale Virtual Reference Library (GVRL)  +

GVRL is a collection of online reference books on a variety of topics including Business, History, Literature, Medicine, Social Science, Technology and many more.
Pages and chapters from this collection can be printed and emailed.

HAZMAT Zone  +

Online full text access to MSDS Data Sheets, tutorials working with chemical hazards in the workplace and a MSDS glossary. User Name: codlib Password: library

Historical Statistics of the United States  +

Quantitative facts about the United States dating from the early history of our country to the present. Data is gathered from a variety of sources, including the U.S. Census. Users can develop reports and export data using Excel and other .csv-compatible programs. Cross-indexing and fully-searchable tables, table documentation and commentary are key features of this resource.

Knovel Library  +
To view Knovel books, be sure that you are using the most current version of your web browser and that you have a current version of Flash. Need help? Contact Denise Cote at 630-942-2092 or email

This database is a cross-searchable collection of electronic books covering many subjects in technology, engineering, applied technology, science, chemistry and physics and much more.

Literature Resource Center  +

Literature Resource Center provides access to biographies and criticism of authors from every age and literary discipline. The Literature Resource Center covers more than 120,000 novelists, poets, essayists, journalists, and other writers, with in-depth coverage of 2,500 of the most-studied authors.

MAS Ultra  +

Designed specifically for high school libraries, MAS Ultra – School Edition is a full-text database of popular magazines, reference books and primary sources covering many subjects, including history, science and health. It also includes and over a million photos, maps and flags.

Mergent Intellect  +

Mergent Intellect delivers comprehensive company, industry, and market intelligence. This database covers 12 million companies, and provides in-depth coverage of 25,000 of the world's top business enterprises. Includes tools for building and downloading reports.

Morningstar Investment Research Center  +

Morningstar Investment Research Center offers access to research and independent opinions on thousands of mutual funds, stocks, and exchange-traded funds.

NFPA Codes  +

Includes the National Fire Codes, the National Electrical Codes, the Life Safety Code and many more National codes from the NFPA.

Novelist Plus  +

An electronic readers' advisory resource which contains materials for all ages. In addition to non-fiction titles for adults and children, Novelist Plus includes picture books, children's "chapter" books, young adult titles and fiction for adult readers.

Oxford English Dictionary  +

The Oxford English Dictionary is the accepted authority on the evolution of the English language over the last millennium. It is an unsurpassed guide to the meaning, history, and pronunciation of over half a million words, both present and past. It traces the usage of words through 2.5 million quotations from a wide range of international English language sources, from classic literature and specialist periodicals to film scripts and cookery books. OED ONLINE offers unprecedented access to the 20-volume Second Edition and the three Additions Series volumes, plus between one and two thousand new and revised entries every quarter

Oxford Grove Art  +

This resource includes the full-text of:
Grove Art Online
Oxford Companion to Western Art
Encyclopedia of Aesthetics
The Concise Oxford Dictionary of Art Terms

Oxford Music Online  +

This resource includes the full-text of:
The Oxford Dictionary of Music
Grove Music Online
Oxford Companion to Music

Proquest One Academic  +

Proquest One Academic is a large multidisciplinary collection of journals, magazines, e-books, videos, dissertations, and theses.

Reference USA  +

U.S. company information searchable by name, address, ZIP code, SIC code, and yellow page directory listing. Allows 300 prints or downloads per search.

Research in Context   +

Comprised of several resources such as Discovering Authors, U.S. History, Science and Biography, and the entire contents of the Junior Reference Collection. Thousands of overview essays, critical analyses, biographies, timelines and multimedia elements in five core subject areas: history, literature, biography, science and social studies.

Sanborn Digital Insurance Maps  +

Digitized maps of historical geographic locations and structures in Illinois.

Small Business Resource Center  +

Small Business Resource Center covers all major areas of starting and operating a business: financing, management, marketing, human resources, franchising, accounting, taxes and more. Startup and established businesses alike can find answers from an easy-to-use interface that includes a "How To" menu that tackles the most frequently asked new business questions -- including "How to start a small business."

Statista  +

Statista is a statistics and demographics repository with over 1,000,000 data sets. Though this source focuses heavily on industries, it also includes social and health data.
Full topic list is here:
The data sets can be downloaded into Excel and the basic graphs and charts representing each data set can be downloaded into PPT and PDF.
A variety of bibliographic citation styles are offered for each data set.

Statistical Abstract Of The United States  +

The Statistical Abstract of the United States is the authoritative and comprehensive summary of statistics on the social, political, and economic conditions of the United States.

Ulrich's Web  +

Ulrichsweb is an easy to search source of detailed information on more than 300,000 periodicals (also called serials) of all types: academic and scholarly journals, e-journals, peer-reviewed titles, popular magazines, newspapers, newsletters, and more.

Very Short Introductions   +

The Very Short Introductions began as a print series in 1995, offering brief informative introductions to a diverse range of subject areas in Arts and Humanities, Law, Medicine and Health, Science and Mathematics, and Social Sciences. Titles include The Renaissance, Science Fiction, World Music, Game Theory, and more. Many of these titles are also available in print in the COD Library.

Students and Faculty: Login to WGSN using your library card then create an account using your DUPAGE.EDU or COD.EDU email address.

WGSN is a market intelligence tool. It examines current and future trends in a variety of design and creative industries. This rich resource includes trend forecasting reports, trade show reports, examinations of consumer behaviors, merchandising advice, and much more. WSGN's reports can be downloaded to your computer or saved to your WGSN account. Reports include data sources and cited images that can be downloaded individually, as well as templates and other tools for use in Photoshop & Illustrator. WGSN can also be used to get ideas for paper and presentation topics.
How to sign up for your personal WGSN account.

World Cat / SILC  +

Locate books and other materials in libraries worldwide.