000 00408nam a22001577a 4500
015 _a6577
080 _a551.48
_bSEM
100 _aHydrology division
245 _aSeminar on surface water hydrology
260 _aHydrology division
_bIrrigation department
_c1984
852 _a2R - 1-3
999 _c2304
_d2304