000 00259nam a22001217a 4500
999 _c584663
_d584663
020 _a9788120311480
082 _a577
_bKOR.C
100 _aEdward J. Kormondy
245 _aConcept of Ecology
250 _a4th
260 _aNewDelhi
_bPHI
_c1996
942 _cBK