Quote:
Originally Posted by blueerica
One is the author, unfortunately. And I know I can only get it new. bastard. 120 beans for that one. 
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Which really makes no sense...I mean, if he's teaching the class, isn't he bestowing his knowledge on you anyway?
Bastard.
Occasionally, you can go to the publisher's website and see the changes made from one edition to the other, so you can save money buying the old edition.