00346nam a2200133Ia 4500001000500000005001700005008004100022020001500063082001800078100003800096245003800134260002100172650001900193497220261006003827.0120911s9999    xx            000 0 und d  a0074624377  a621.38152 PHY  aEd. By Spreedhar, A.K/ Khokle W.S  aPhysics of semiconductor devices   aTata Mcgraw Hill  aSemiconductors