000 00317nam a2200133Ia 4500
008 180721s9999 xx 000 0 und d
082 _aGZ Q1
100 _a"Misra, S.P."
245 0 _aEssential Environmental Studies
260 _b"Ane Books P Ltd, New Delhi"
260 _c2011
365 _b475
942 _cBK
999 _c132274
_d132274