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United States History: References Sources

Select library and Internet resources for researching United States History.

Why Use Reference Sources?

Reference books provide overview information for a variety of topics. If you are unfamiliar with your research topic, a general reference source (ex. encyclopedia) is a great place to start!

Virtual Dictionaries

Cambridge Dictionaries Online - An online resource providing access to entries Cambridge publications: Cambridge International Dictionary of English, Cambridge Learner's Dictionary, Cambridge Dictionary of American English, Cambridge International Dictionary of Idioms, Cambridge International Dictionary of Phrasal Verbs, Cambridge Klett Bilingual Dictionary-French/English and Cambridge Klett Bilingual Dictionary-Spanish/English.

Merriam-Webster's Collegiate Dictionary Online - Includes a thesaurus, reverse dictionary, rhyming dictionary and more.

Select Print Dictionaries

Select Print Encyclopedias

Credo Reference

Search over 500 dictionaries, encyclopedias and other reference sources.
Find a book by subject, title, or type (atlas, dictionary, encyclopedia, etc.):
Credo Logo

Accessing Credo Off Campus Through MyCCP

Log into your MyCCP account.

Click on the Library link, under Student Quick Links, on the right.

Click on Dictionaries / Encyclopedias under Quick Links.

Opposing Viewpoints

The Opposing Viewpoints database is a premier full-text resource covering today’s hottest social issues. It provides a variety of sources on many topics. The types of resources can include:

Viewpoint essays (Pro and Con Perspectives on an issue)

Academic Jounals

Primary Sources







Reference Sources


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