00279nam a2200109Ia 4500008004100000041000800041082001500049100001500064245003800079260004400117300000800161211209s1984    xx            000 0 und d  aeng  a620.11 RAG  aRAGHAVAN V  aMATERIAL SCIENCE AND ENGINEERING   aNEW DELHIbPRENTICE-HALL OF INDIAc1984  a372