A secondary source is one that was created after the event by someone who wasn't there. Examples include books, journals, magazines and websites.
It isn't one that is secondary in importance!
Find books in the following libraries:
We have two databases which give you full access to academic books:
You can also find books online:
Open Library - you will need to create an account to access these books.
You will need an SFPL library card and PIN to access these resources. Ask a UHS librarian if you need to get one.