TY  - BOOK
AU  - AVADHANULU, M.N. : Revisor
AU  - BRIJLAL
AU  - SUBRAHMANYAM, N.
TI  - A TEXT BOOK OF OPTICS
SN  - 81 219 2611 4
PY  - 2007///
CY  - 
PB  - Goodwill Publishing House, New Delhi 
ER  -