<p>First week of classes is a good time. That way if you decide to drop a class you won’t waste money on buying the book, and also the prof might tell you what old editions, if any, are OK, or whatever.</p>
<p>First week of classes is a good time. That way if you decide to drop a class you won’t waste money on buying the book, and also the prof might tell you what old editions, if any, are OK, or whatever.</p>