000 00268nam a22001097a 4500
008 140103b xxu||||| |||| 00| 0 eng d
020 _a8185771987
050 _a363.7
100 _aRam Prakash
245 _aMan and environmental science
260 _aJaipur
_bABD
_c2004
999 _c329269
_d329269