TY  - BOOK
AU  - Subrahmanyam, N.
AU  - Lal, Brij,
AU  - Avadhanulu, M N,
TI  - Textbook of Optics
SN  - 9788121926119
U1  - 535 
PY  - 2012///
CY  - NEW DELHI
PB  - S Chand & Company Ltd
KW  - physics
ER  -