TY  - BOOK
AU  - Subrahmanyam, N
AU  - Lal, Brij
TI  - Text book of optics
SN  - 8121904676
U1  - 535 
PY  - 1994///
CY  - New Delhi
PB  - S . Chand and Company
KW  - Physics
N1  - Includes index
ER  -