000 00267nam a2200109Ia 4500
008 190704s9999 xx 000 0 und d
082 _a551.49 V287
100 _aVARSHNEY,R.S
245 0 _aENGINEERING HYDROLOGY
260 _aROORKEE
_bNem Chand & Bros
942 _cBB
_2DDC
999 _c6783
_d6783