000			00451nam a2200181Ia 4500
003			OSt
008			181001s2018 xx 000 0 und d
020			_a9788129704986
082			_a628 _bJOS
100			_aJoseph, Kurian
245		0	_aEssentials of environmental studies
250			_a2nd
260			_bPearson Education, _aNew Delhi: _c©2005
300			_axii, 503p.
650			_aCivil Engineering
700			_aNagendran, R.
942			_2ddc _cREF
999			_c4629 _d4629