00286nam a2200109Ia 4500008004100000041001200041100001900053245004500072260003400117300000800151650001700159221030s9999    xx            000 0 und d  aEnglish  aRajinder Kumar 0aEngineering Chemistrycby Rajinder Kumar  bKirti PublishersaJammuc2010  a263  aBB Chemistry