000 00307nam a2200109Ia 4500
008 210324s2004 xx 000 0 und d
041 _aeng
082 _a574.5
100 _aVerma, P. S.
_91591547
245 _aEnvironmental Biology : Principles of Ecology
260 _aN. Delhi
_bS. Chand & Co. Ltd.,
_c2004
999 _c1040184
_d1040184