00270nam a2200109Ia 4500008004100000041000800041082000800049100001600057245004000073260003900113300000800152211209s1989    xx            000 0 und d  aeng  aBAN  aBANSAL, R K  aTEXT BOOK OF STRENGTH OF MATERIALS   aNEW DELHIbLAXMI PUBLICATIONc1989  a936