TY  - BOOK
AU  - SUBRAHMANYAM (N) & BRIJ LAL.
TI  - Text book of Optics
SN  - 81 219 0467 6
U1  - 535 SUBT 
PY  - 2004///
CY  - ND
PB  - S. Chand & Co. Ltd.
ER  -