Originally Posted by Pedestrian

Unfortunately, the books I have the most trouble hunting down are the ones with no covers uploaded to the site. I also have no problem finding new editions of the books; but they seem to be requiring older ones. I've asked my professors for the ISBNs (those I could email). I'll ask if I can use a more recent edition if they can't come back to me with those.

I can rent some of them, but not for less than it would be to get them used on Amazon (for the most part).