000			00367nam a2200145Ia 4500
008			170101s2010 xx 000 0 und d
020			_a9788183711111
100			_aRaghavan Nambiar
245		0	_aEnvironmental Studies Text Book Of
260			_aChennai _bScitech _c2010
300			_a8
650			_aEnvironmental Science
650			_aGeneral
942			_2ddc _cBK
999			_c642543 _d642543