00306nam a2200121Ia 4500008004100000041000800041082001600049100001700065245004200082260002700124365001600151700001700167230718s9999    xx            000 0 und d  aeng  a620.11bAGR  aAgrawal B.K.  aIntroduction To Engineering Materials  bTata Mc-graw Hill Pub.  cRs.b225.00  aAgrawal B.K.