000 00352nam a2200145Ia 4500
005 20241203020004.0
008 240601s2011 xx 000 0 eng d
020 _a9788131830288
041 _aENG
082 _aCHA
100 _aChauhan, BS,
245 0 _aEnvironmental Studies
260 _aNew Delhi
_bUniversities Press
_c2011
942 _2ddc
_cREF
_02
999 _c1249
_d1249