TY  - BOOK
AU  - SUBRAHMANYAM, N
AU  - AVADHANULU, M N
AU  - LAL , BRIJ
TI  - A TEXT OF OPTICS
PY  - 2012///
CY  - DELHI
PB  - S CHAND & COMPANY LTD
KW  -  OPTICS
KW  - ELECTRICAL ENGINEERING
ER  -