000 00273nam a2200109Ia 4500
008 190703s9999 xx 000 0 und d
082 _a550 S617
100 _aSINGH,P
245 0 _aTEXT BOOK OF ENGINEERING AND GENERAL GEOLOGY
260 _aLUDHIANA
_bKATSON
942 _cBB
_2DDC
999 _c5109
_d5109