000 00468nam a22001697a 4500
005 20230706102832.0
008 230706b |||||||| |||| 00| 0 eng d
020 _a81 219 0859 0
041 _aeng
082 _a574.5
_bVER/E
100 _aVerma. P.S.
245 _aEnvironmental biology (Principles of ecology)
_cby P. S. Verma and V. K. Agrawal
260 _aNew Delhi
_bS Chand and Company
_c2000
300 _a591p.
650 _aBiology
_aEcology
942 _cBK
999 _c19147
_d19147