000 004080000a22001450004500
008 140223b2002 xxu||||| |||| 00| 0 eng d
020 _a019 563558 3
041 _aEng
080 _aGV:550X P2-;4
082 _aGV:550X P2-;4
100 _aSENGUPTA (Ramprasad)
245 _aEcology and economics : An approach to sustainable development
260 _aNew Delhi
_bOUP
_c2002
650 _aBiology
999 _c166166
_d166166