TY  - BOOK
AU  - Subrahmanyam, N.
AU  - Lal, Brij
TI  - Textbook of Optics 
SN  - 9788121926119
U1  - 535 SUB 
PY  - 2016///
CY  - New Delhi
PB  - S. Chand and Company Ltd
KW  - Optics
ER  -