000			nam a22 7a 4500
999			_c670 _d670
003			OSt
005			20180628151450.0
008			180628b xxu||||| |||| 00| 0 eng d
020			_a8170030978
082			_a574.929 _bDAS
100			_aDas, S. M.
245			_aHandbook of limnology & water pollution : with practical methodology / _cby S M Das.
260			_aNew Delhi : _bSouth Asian Publishers ; _c1989.
300			_a174 p., _c24 cm.
942			_2ddc _cBK