00346nam a2200133Ia 4500008004100000020001500041041001200056100002000068245005600088260003500144300000800179650001200187700001300199221030s9999    xx            000 0 und d  a8121926119  aEnglish  aN. Subrahmanyam 2aA Text Book of Opticscby N. Subrahmanyam, Brij Lal  bS. Chand & CoaNew Delhic2015  a729  aPhysics  aBrij Lal