000 00442nam a2200193 4500
020 _a
_c
037 _c250.0
082 _a577 RAN
100 _aRANA, A K and RANA, M K
245 _aENVIRONMENT and Ecology: A SCIENTIFIC Approach
_hENGLISH
250 _a
260 _aNew delhi
_bGlobal Vision
_c2011
300 _a319
_fPB
500 _aDis. 23%
590 _d
630 _a
650 _aENVIRONMENT and Ecology
942 _cBK
999 _c270449
_d270449