TY  - BOOK
AU  - Subrahmanyan, N
AU  - 
TI  - A text book of optics
SN  - 81-219-0467-6
U1  - 535 
PY  - 2002///
CY  - New Delhi
PB  - S. Chand & Co.
KW  - OpticsLightPhotometryOpticsColourOptical storage devices
N1  - (CELOS)
ER  -