000 nam a22 7a 4500
999 _c1204
_d1204
003 OSt
005 20180713161628.0
008 180713b xxu||||| |||| 00| 0 eng d
020 _a8170352819
082 _a639.2
_bKHA
100 _aKhanna, D.R.
110 _aSingh, S.
245 _aPond fish ecology and economics /
_cby D.R. Khanna & S.Singh.
260 _aDelhi :
_bDaya Publishing House ;
_c2002.
300 _a86 p.,
_c25 cm.
942 _2ddc
_cBK