0321831519 / 9780321831514 Physics for Scientists & Engineers, Vol. 1 and Vol. 2 and MasteringPhysics with E-book Student Access Kit for Physics for Scientists and Engineers, 4/ePackage consists of: 0131992260 / 9780131992269 MasteringPhysics with E-book Student Access Kit for Physics for Scientists and Engineers (ME component0132273586 / 9780132273589 Physics for Scientists & Engineers, Vol. 1 (Chs 1-20)0132273594 / 9780132273596 Physics for Scientists & Engineers Vol. 2 (Chs 21-35)