Amazon isn't the most prominent chosen one, however it's unquestionably the greatest name and the greatest organization in for such . Chances are you can discover pretty much any textbook you may require from there, expecting it's not an independently published draft that the teacher of your class demand you purchase from the bookstore.
Presumably the most evident approach to get books is to look at them from your library. Another approach to get free books from your library is to visit the most recent day when your library is having their book deal.
Friends and family can be an unique hotspot for getting books. You can obtain or exchange books or you may very well get sufficiently fortunate to get a few books that they're through with.