000 00449nam a2200181Ia 4500
003 LDD
020 _a9788121908597
_c80.00
040 _cLDD
082 _a574 V59E
100 _aVerma, P. S.
245 0 _aEnvironmental Biology
_bprinciples of ecology
_cP. S. Verma
260 _aNew Delhi
_bS. Chand & Company
_c1998
300 _a591p.
365 _b80.00
901 _a8302
_b17-01-2012
903 _bGifted by : S. S. Hasan
942 _2ddc
_cG
999 _c15538
_d15538