00362nam a2200145Ia 4500008004100000020001500041041001200056082001600068100001300084245004100097250000800138260004800146300000800194650001400202221030s9999    xx            000 0 und d  a8122412475  aEnglish  a105.23bDee  aA. K. De 0aEnvironmental Chemistrycby A. K. De  a4th  bNew Age International Pub.aNew Delhic2000  a392  aChemistry