00328nam a2200133Ia 4500008004100000020001500041041001200056100001600068245004500084250000900129260003600138300000800174650001200182221030s9999    xx            000 0 und d  a8121909099  aEnglish  aC. L. Arora 0aB. Sc. Practical Physicscby C. L. Arora  a19th  bS. Chand & Co.aNew Delhic2015  a693  aPhysics