00344nam a2200133Ia 450000500170000000800410001702000220005805000220008010000200010224500280012225000090015026000390015965000120019820251229124856.0251229s9999    xx            000 0 und d  a978-0-13-101416-9  aQC 23.2 .W35 2004  aWalker, James S 0aPhysicscJames S Walker  a2nd.  aUpper SaddlebNew Jerseyc Pearson  aPhysics