000 00240nam a2200097Ia 4500
008 230401s9999 xx 000 0 eng d
100 _aSINGH PRABAY
245 0 _aENGINEERING & SENUAL GEOLOGY
260 _bS.K.KATARIA SONS
942 _2ddc
_cBTECH
999 _c7950
_d7950