00287nam a2200109Ia 4500008004100000041001200041100001700053245004900070260003500119300000800154650001500162221030s9999    xx            000 0 und d  aEnglish  aK. K. Sharma 0aEngineering Physics Vol. IIcby K. K. Sharma  bKirti  PublishersaJammuc2010  a207  aBB Physics