Mashable:

It’s that time of year again, when college students scramble for textbooks, in the hopes they’ll have money left over for food and fun during the school year.No longer does the campus bookstore have the monopoly on book sales. The key is to find the right edition of a textbook at the right price, and that can take some research.Fortunately, a few websites can help with that. Amazon has just hopped on the rental bandwagon, launching its own textbook rental service. Other sites offer books you can both rent and buy.

I was luck that, as a Political Science major, my “textbooks” were often mainstream but my CompSci buddies just got crushed by the cost of textbooks. Check out some of these sites to see if they can help save you some beer money.