000 00347nam a2200133Ia 4500
008 130225s9999 xx 000 0 und d
080 _a577.4
_bE89
100 _aMishra, C.S.K. ...[et.al.]
245 _aEnvironmental issues and options
260 _aDelhi
_bDaya Publishing House
_c2006
300 _a499p.
901 _a244987
942 _cTB
_2udc
999 _c93344
_d93344