000 00298nam a2200121Ia 4500
008 190719s9999 xx 000 0 und d
082 _a551.49 V287
100 _aVARSSHNEY.R.S
245 0 _aENGINEERING HYDROLOGY
260 _aROORKEE
_bNem Chand & Bros
_c1977
300 _a22X14
942 _cBK
_2DDC
999 _c45853
_d45853