Buying college text books online using the ISBN?

I've always bought my books from the school bookstore. But now i'm looking for a cheaper way to get the books.





Is all I have to do is search the ISBN number? Will it be the same book?





I'm looking for:





FOUNDATIONS OF MACROECONOMICS


BADE


ISBN:9780321412720





and





ESSENTIAL WORLD HISTORY VOL 1


DUIKER


ISBN:9780495097655|||Go to any kind of online bookstore. Pick textbooks section. You can put one of these : title, author's name, or ISBN. ANd yes, it will give you the same book if you get the right ISBN number. it should be 10 digits.


Here are some cheap online bookstore :





1. www.half.ebay.com


2. www.amazon.com


3. www.cheapbooks.com


cheapbooks.com is a website that compares the prices from different online bookstores.|||It will be, but check the edition,/