Use the catalog to find books and e-books at the Library. To find books beyond the Library, use WorldCat, which is especially useful for discovering what other libraries own a particular title and for placing an interlibrary loan request.
Search for E-Books Using the Catalog.
See also the Library's guide How do I find e-books?
Some of the following collections contain free full-text access to titles out of copyright (Google Book Search and HathiTrust). Others are paid subscriptions (Intelex Past Masters and Oxford Scholarship Online).
20th-21st century imprints
Pre-20th century
Looking for book reviews? Start with searching for the title of the book in ATLA Religion Index. Then, try other databases listed below.