00311nam a2200133Ia 4500008004100000041001200041082001100053100001500064245002600079250000900105260003700114650001400151700001200165221030s9999    xx            000 0 und d  aEnglish  a105.23  aP. C. Jain 0aEngineering Chemistry  a15th  bDhanpat Rai PubaNew Delhic2008  aChemistry  aM. Jain