00556nam a2200193Ia 4500 IN-BaIIA 211028s9999 xx 000 0 eng d IIA Library 535 SUB Subrahmanyam, N 11343 A text book of optics N. Subrahmanyam and Brij Lal 10th ed. New Delhi S.Chand 1980 xv, 580p. Astronomy and astrophysics thesaurus Solar physics Lal, Brij 11344 BK 6625 6625 0 0 0 0 BAN BAN GEN 1980-10-14 20.00 0 535/ SUB 7368 2021-11-05 20.00 1980-10-14 BK Rs. 20.00