introduction to chemical engineering thermodynamics 7th edition
J.M. Smith ; H.C.Van Ness ; M.M.Abbott
http://www.amazon.com/Introduction-Chemical-Engineering-Thermodynamics-Mcgraw-Hill/dp/0073104450/ref=sr_1_fkmr0_1?ie=UTF8&qid=1266910428&sr=8-1-fkmr0