00354nam a22001457a 450000500170000000800410001704100080005808200150006610000220008124500300010325000120013326000410014530000100018665000120019620260917193305.0181203b        xxu||||| |||| 00| 0 eng d  aeng  a530bR J A  aJames A, Richards  aModern University Physics  a1st ed.  aLondonbAddison Wesley publishing Co  a993p.  aPhysics