000 00361nam a2200133Ia 4500
100 _aINDIAN STANDARDS INSTITUTION
650 _aIS:2131-1981
365 _cRS
365 _d1
942 _cENGBK
245 _aIndian Standard Metods for Standard Penetration test for Soils
_bIS 2131-1981
260 _bIndian Standard Institution
_c1982
_aNew Delhi
300 _a10p
999 _c9404
_d9404