00247nam a2200109Ia 4500008004100000041000800041082002400049100001700073245003000090260000900120300000800129211209s1976    xx            000 0 und d  aeng  a621.815 N76 PUJ/JUN  aPUJRA, JONDE  aCOURSE IN MACHINE DESIGN   c1976  a716