9781260442915_swink4e_chapter01_sm_answerkey 9781260442915_swink4e_chapter01_sm_answerkey administrator Solution Manual: Managing Operations Across the Supply Chain, 4th Edition, Morgan Swink, Steven Melnyk, Janet L. Hartley, M. Bixby Cooper, ISBN: 1260239462, ISBN: 9781260239461, ISBN: 1260442918, ISBN: 9781260442915