000 00343nam a2200133Ia 4500
008 170101s2002 xx 000 0 und d
020 _a8170352908
082 _a574.92 UNN
100 _aUnni, K.Sankaran
245 0 _aConservation and management of aquatic ecosystems
260 _aDelhi
_bDaya
_c2002
300 _aP.194
942 _2ddc
_cBK
999 _c153031
_d153031