00342nam a2200133Ia 4500008004100000020001500041041001200056082001600068100001100084245005100095260004000146300000800186650001400194221030s9999    xx            000 0 und d  a8185749477  aEnglish  a105.23bSud  aD. Sud 0aComprehensive Engineering Chemistrycby D. Sud  bS.K Kataria & SonsaNew Delhic2000  a451  aChemistry