000 00311nam a2200133Ia 4500
654 _aCIVI
100 _aVarshney.R.S.
250 _a1st Ed.
245 _aWater Resources Systems. Planning &Economics.
260 _bNemchand and Brothers
_c1990
082 _bVAR
_a627
300 _a156p.
999 _c40055
_d40055
655 _aC-08
546 _aText in English
041 _aeng
300 _c22 cm.