00266nam a2200109Ia 4500008004100000041000800041082002000049100002000069245005000089260000900139300000800148211209s1978    xx            000 0 und d  aeng  a620.105 N78 WAL  aWALKER, KEITH M  aAPPLIED MECHANICS FOR ENGINEERING TECHNOLOGY   c1978  a465