After viewing your professor’s syllabus, you should have a good idea of what books are required and what books are recommended for your course. Try these popular online bookstores. UB is currently in the efollett.com network of college campuses and using that site, you can find textbooks by selecting the courses that you are taking.

Also, shop around local bookstores near you to see if they carry the books you're looking for.

A good web site to try is www.superbookdeals.com.