TY  - BOOK
AU  - Subrahmanyam,N.
AU  - Lal,Brij
TI  - A textbook of Optics / 
SN  - 8121904676
U1  - 535 
PY  - 1997///
CY  - New Delhi
PB  - S. Chand, 
KW  - Physics
KW  - Optics
KW  - Textbooks
N1  - Includes index
ER  -