TY  - BOOK
AU  - Subrahmanyam,N, Lal, Brij
AU  - x
TI  - A textbook of optics: x
SN  - 8121926114
U1  - 535/S941t 
PY  - 2010///
CY  - New Delhi
PB  - S.Chand
KW  - Optics
KW  - Physics
ER  -