000			00327nam a2200133Ia 4500
008			130629s9999 xx 000 0 und d
082			_a333.71 DES-E
100			_aDeswal,Surinder;Anupama, Deswal
245			_aEnvironmental Science
260			_bDhanpat Rai _c2005 _aDelhi
300			_a350
650			_aEcology
942			_cBK
999			_c26390 _d26390