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Top Three Places to find Books:
1. Our Catalog: Search our catalog for a variety of resources on your topic including books; use the "request it" button to place a hold on a book and we will notify you when its available for pick up.
2. The Circuit: Search millions of titles from libraries across San Diego and have them sent to Copley in 3-5 business days.
3. ILL: Search catalog known as WorldCat to find books that are not available from Copley or SD Circuit. Request them via our Inter-Library Loan Service. Books typically arrive in 1-2 weeks.
Searching with Subject Headings
Copley Reference Databases: A-Z
Examples of reference materials include: dictionaries, encyclopedias, indexes and maps. Generally, you can think of reference materials as resources that direct you to other resources.
How to Find Subject Headings
Credo Reference Guides by Topic
Library Of Congress Classifications for History
These links show you what call numbers to browse when looking for history books in our print collection.