00339nam a2200133Ia 4500008004100000020001500041041001200056082001600068100001200084245005300096260003400149300000800183650001400191221030s9999    xx            000 0 und d  a8175153407  aEnglish  a105.23bPan  aB. Pani 2aA Text Book on Engineering Chemistrycby B. Pani  bGalgotia PubaNew Delhic2002  a769  aChemistry