00382nam a2200145Ia 4500008004100000020001500041041001200056082001600068100001600084245006800100250000800168260003800176300000800214650001400222221030s9999    xx            000 0 und d  a8173196923  aEnglish  a105.23bSod  aG. S. Sodhi 0afundamental concepts of Environmental Chemistrycby G. S. Sodhi  a2nd  bNarosa Pub HouseaNew Delhic2005  a537  aChemistry