Hey, I have this brand new GMAT book that I opened maybe 3 times. It's the current edition and in immaculate condition. No creases, no markings inside, etc... It's this book:

http://www.amazon.com/Official-Guide-GMAT-Review-11th/dp/0976570904/ref=pd_bbs_sr_1?ie=UTF8&s=books&qid=1222114583&sr=8-1