TY  - BOOK
AU  - Brij Lal
AU  - Subrahmanyam, N.
TI  - A Text Book of Optics
U1  - 535 
PY  - 1971///
CY  - New Delhi
PB  - Niraj Prakashan
KW  - Physics
KW  - Light and Infrared and Ultraviolet Phenomena
ER  -