00333nam a22001337a 4500020001800000082001400018100001600032245001100048250003700059260004100096300003500137650001100172650001600183  a9789390113590  a535 GHA-O  aAjoy Ghatak  aOptics  a1st ed. in 1992, 7th ed. in 2021  aChennaibMcGraw Hill Educationc2021  apages: xvii, 500; width: 24mm.  aOptics  aAjoy Ghatak