00265nam a2200109Ia 4500008004100000041000800041082001500049100001600064245003300080260003600113300000600149211209s1988    xx            000 0 und d  aeng  a624.151SEH  aSEHGAL, S B  aTEXT BOOK OF SOIL MECHANICS   aNEW DELHIbCBS PUBLISHERSc1988  a2