000 00304nam a2200133Ia 4500
999 _c32241
_d32241
020 _a9788129704986
100 _aKurian Joseph
245 _aEssentials of Environmental Studies
250 _a1
260 _c2005
_bPEARSON EDUCATION
_aDelhi
300 _axii+503
700 _aNagendran R
942 _cBB