00686nam a2200277Ia 4500008004000000020001500040041000800055082001500063100001500078245010200093260004100195300001300236650000900249650001300258650001200271650001400283650000700297650001100304650001800315650001100333650001200344650001300356650001400369650000800383700001700391210210b2011   xxu||||| |||| 00| 0 eng d  a8121908833  aeng  a574.5 DART  aDARA (S S)  aTextbook of environmental chemistry and pollution control: with energy ecology ethics and society  aNew DelhibS. Chand & Co. Ltd.c2011  axiii-521  awith  aTextbook  asociety  apollution  aof  aethics  aenvironmental  aenergy  aecology  acontrol:  achemistry  aand  aMISHRA (D D)