000			00474nam a22001577a 4500
003			OSt
008			241127b |||||||| |||| 00| 0 eng d
020			_a0070054800
082			_a333.91 _bB56S
100			_aBiswas , Asit K.
245			_aSystem Approach to water management
260			_aDelhi: _b Mcgraw Hill; _c1976.
300			_a429 p.
650			_aEconomics | Social sciences | Mathematical models | System analysis | Water resources development
942			_2ddc _cBK
999			_c47142 _d47142