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Multi-disciplinary Digital Reference Library offering sources related to art, business, history, science, technology and more. Provides features to narrow searches by subject, media, person and publication date. Search by keyword or by category. Provides different tools such as specific searches for definitions, people, images, pronunciations, quotations, and holidays, as well as a crossword solver. Useful for finding multiple reference articles on a wide variety of topics.
Gale Virtual Reference Library
Library of many different types of encyclopedias. Search by keyword or by subject. Useful for finding authoritative subject encyclopedias which provide very in-depth and detailed information about a certain topic.
Oxford Reference Online (ORO)
A large range of fully-indexed, extensively linked, up to date, and cross-searchable dictionary, language reference, and subject reference works published by Oxford University Press. Search by keywords or by subject. Useful for finding authoritative subject reference books which provide very in-depth and detailed information about a certain topic.
The largest and most authoritative encyclopedia in the world. Access paid for by your Butler Libraries. Search using keywords or by category. Provides tertiary source articles with a detailed overview of the topic. Useful for finding detailed information which can be cited in a research paper, but is not a primary or secondary source.
Free access to millions of articles which are written and edited by the public. Search using keywords. Provides tertiary source articles. Less detailed and authoritative than Britannica Online and the other databased provided , but may be more contemporary in some cases. Useful for learning the basics of a topic and finding more reliable sources about the topic which can provide deeper information, but not for citing in a research paper.
How to Use Wikipedia
Created by Information Commons student Kimbra Shaner.