MModern MetalworkingModern Metalworkingde John R. WalkerMateriasMetal-workEdiciones (1)Modern Metalworking/Instructor's Guide and Answer Keygb (1993)Goodheart-Wilcox Publisher · inglés · ISBN 9780870060427Más obras de John R. WalkerArc weldingExploring metalworkingMachining FundamentalsExploring drafting