00346nam a2200133Ia 4500008004100000041001200041082001600053100001600069245005700085260003700142300000800179650001200187700001300199221030s9999    xx            000 0 und d  aEnglish  a105.23bGup  aS. L. Gupta 0aConcepts Of Modern Physicscby S. L. Gupta, S. Gupta  bDhanpat Rai PubaNew Delhic2000  a628  aPhysics  aS. Gupta