TY  - GEN
AU  - Subrahmanyam, N.             
TI  - Textbook of optics
SN  - 8121904676
U1  - 621.3692 
PY  - 2003///
CY  - New Delhi
PB  - S Chand & Co.
KW  - Fiber optics
N1  - Includes index
ER  -