000 00320nam a2200121Ia 4500
008 180721s9999 xx 000 0 und d
100 _a"Duggal, K.N. & Soni, J.P."
245 0 _aElements of Water resources engineering
260 _bNew Age International Pvt. Ltd
260 _c1996
365 _b195.00
942 _cBK
999 _c140041
_d140041