00429nam a2200193Ia 4500 210210b1995 xxu||||| |||| 00| 0 eng d eng 534/209 UGC SUBRAHMANYAM (N) Textbook of optics ND S. Chand & Co. Ltd. 1995 718 Textbook optics of Optics BRIJ LAL 053130 134631 134631 0 0 ddc 0 0 PHY AL AL UGC 2021-02-17 140.00 0 534/209 SUBT 053130 2021-02-17 00:00:00 2021-02-17 BK