00329nam a2200133Ia 4500008004100000041001200041082001600053100001600069245003800085260003900123300000800162650001200170700001300182221030s9999    xx            000 0 und d  aEnglish  a105.23bGup  aS. L. Gupta 0aPractical Physics with Viva Voice  bPragati PrakashanaNew Delhic1998  a176  aPhysics  aV. Kumar