TY  - BOOK
AU  - Subrahmanyam,N 
AU  -  Lal,Brij
TI  - Optics
SN  - 229
U1  - 535 
PY  - 1999///
PB  - S.Chand & Co Ltd.,New Delhi
KW  - Light and paraphotic phenomena/Optics
N1  - BBM
ER  -