Skip to Main Content
It looks like you're using Internet Explorer 11 or older. This website works best with modern browsers such as the latest versions of Chrome, Firefox, Safari, and Edge. If you continue with this browser, you may see unexpected results.

How To: Find Sources

Use the tabs below to find information and links on finding different types of sources.

Reference Databases


There are a number of open-access (free) encyclopedias available online that focus on particular states, regions, countries, or subjects. If you need assistance finding a subject specific encyclopedia or other resources, please contact us at

    Compilation of encyclopedic entries from a number of publishers including Oxford University Press, Cengage, and Columbia University Press.
  • List of Online Encyclopedias
    Wikipedia compiled list of available online encyclopedias, including those that are free to use.

Atlases & Maps