000 00277 a2200109 4500
008 180703b xxu||||| |||| 00|
100 _aGhosh, G. K.
245 _aEnvironmental pollution : ascientific dimension /
_cG. K. Ghosh
260 _bAshish
300 _a260p.
942 _2ddc
_cBK
999 _c6450
_d6450