00242nam a2200109Ia 4500100001700000654002200017245002200039260004000061082001100101300000800112546001200120  aSinga/ A.K.   aPowder metallurgy  aPowder metallurgy  bDhanpat Rai & SonsaJullundurc1976  a671.37  a283  aENGLISH