3 ms·
In college, I used https://used.addall.com https://used.addall.com and one semester got all my books down to $35 with older editions. This only worked because p
by pessimizer 3y ago
In college, I used https://used.addall.com https://used.addall.com and one semester got all my books down to $35 with older editions. This only worked because people in class would share photocopies of the problem sets from the new editions. A couple of cool professors would also give exercise numbers for the last few editions; they had previously taught the class with those editions, anyway.