000 00263nam a2200109Ia 4500
008 230401s9999 xx 000 0 eng d
100 _aSINGH (PARBIN)
245 0 _aENGINEERING & GENERAL GEOLOGY
250 _a8th
260 _bS.K.KATARIA SONS
942 _2ddc
_cBTECH
999 _c6647
_d6647