TY  - BOOK
AU  - Subrahmanyam, N.; Lal, Brij & Avadhanulu, M.N.
ED  - Techniz Book International, New Deahi
TI  - A Text Book of Optics
SN  - 9788121926119
PY  - 2018///
PB  - S. Chand & Conpany Ltd. New Delhi
ER  -