00328nam a2200133Ia 4500008004100000020001500041041001200056082001100068100001700079245004500096260002800141300000800169650001700177221030s9999    xx            000 0 und d  a8187433175  aEnglish  a105.23  aB. K. Sharma 0aEnvironmental Chemistrycby B. K. Sharma  bGoel Pub.aMeerutc2001  a408  aBB Chemistry