Anything Goes: An Advanced Reader of Modern Chinese (Revised Edition) (Princeton Language Program: Modern Chinese)

http://www.amazon.com/Anything-Goes-Advanced-Princeton-Language/dp/0691153116/ref=sr_1_1?ie=UTF8&s=textbooks-trade-in&qid=1333354321&sr=1-1

its listed at $55. i used mine for a quarter and its in super good condition. give me your best price :) it'll be v negotiable as i'm graduating soon!