00275nam a2200121Ia 4500008004100000041001200041082001100053100001500064245005000079260000600129650000600135700001200141221030s9999    xx            000 0 und d  aEnglish  a105.23  aP. C. Jain 0aEngineering Chemistrycby P. C. Jain, M. Jain  c0  aB  aM. Jain