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So I bought a textbook bundle from MacMillan for the Loudon 6th edition organic chem book, which is supposed to come with a Sapling access code for the whole year.... But when I tried the code, it said it was "not valid for this eTextbook". What do I do?

Question asked by Victoria Lee on Sep 19, 2017

would like reply ASAP as I need Sapling for my class which has already started