00340nam a2200121Ia 450000500170000000800410001702000220005805000160008010000220009624500410011826000470015965000120020620251229124424.0251229s9999    xx            000 0 und d  a978-0-03-023764-5  aQC 23 .W54   aWilson,  Jerry D. 0aPractical physics. c Jerry D Wilson  aPhiladelphiab  Saunders college Pubc1989  aPhysics