000 00344nam a22001217a 4500
008 151020b xxu||||| |||| 00| 0 eng d
082 _223
_a372.357
_bMIS
100 _aMishra, S.K.
245 _aEnvironmental studies /
_cS.K. Mishra.
260 _aGawahati :
_bVikash Publisher and Distributor ,
_c2013 .
300 _a240 p. ;
942 _2ddc
_cBK
_012
999 _c936
_d936