000 00326nam a2200133Ia 4500
008 220703s9999||||xx |||||||||||||| ||und||
020 _a9788178803746
082 _a333.714
_bUME/E
100 _aUmesh Narayan
245 0 _aEnvironmental Studies
260 _aNew Delhi
_bRajat Publications
_c2008
300 _a312
942 _cBK
999 _c2412
_d2412