TY  - BOOK
AU  - N. Subrahmanyam , Brij Lal
TI  - A Textbook of Optics: N. Subrahmanyam , Brij Lal
SN  - 8121926114
U1  - 535 
PY  - 2009///
CY  - India
PB  - S. Chand
KW  - Light & paraphotic phenomena
ER  -