TY  - BOOK
AU  - SUBRAHMANYAM,N
AU  - Avadhanulu M N
AU  - Brij Lal
TI  - Textbook Of Optics
PY  - 2016///
PB  - S.CHAND & CO
KW  - Physics
KW  - avadhanulu
KW  - brij lal
KW  - optics
ER  -