TY  - BOOK
AU  - Subrahmanyam, N. 
AU  - Lal, Brij 
TI  - A Text book Of Optics 
SN  - 8121904676
PY  - 1966///
CY  - New Delhi 
PB  - S. Chand & Company Ltd. 
KW  - Physics 
KW  - Optics
ER  -