TY  - BOOK
AU  - SUBRAHMANYAM, N
AU  - AVADHANULU, M N
AU  - LAL, BRIJ
TI  - A Textbook of Optics
PY  - 2009///
CY  - New Delhi
PB  - S Chand
KW  -  OPTICS
KW  - PHYSICS
ER  -