000			00493cam a2200157ua 4500
008			120515n2011 ii |||gr||||Z||||||eng
020			_a9788123914510
082			_a363.6 _bNAR
100			_aNarayanan, P , _eAuthor.
245			_aEnvironmental pollution : _bprinciples, analysis and control / _cby P Narayanan .
250			_a1st ed.
260			_aNew Delhi _bCBS Publishers & Distributors _c2011
300			_axxxii,671p.: _c24cm.
653			_aOther social problems & services
942			_cBK
999			_c14018 _d14018