000 00292nam a2200133Ia 4500
008 220421s9999||||xx |||||||||||||| ||und||
020 _c100
040 _aET
100 _aGupta , B.L.
245 0 _aEngineering Hydrology
260 _bStandard Pub.
_aDelhi
500 _a59934
942 _cBK
999 _c65897
_d65897