000 00424nam a2200181Ia 4500
008 180424s9999 xx 000 0 und d
020 _a19565558
084 _a574.5 S46
100 _a"Sengupta, Ramprasad"
245 0 _aEcology and Economics
250 _a\\200100ENGGPSX
260 _aO U P
260 _b2001
260 _cNew Delhi
300 _a264p.
500 _aincludes index and biblioraphy
942 _cBK
999 _c65675
_d65675