TY  - BOOK
AU  - SUBRAHMANYAM, N
AU  - AVADHANULU, M N
AU  - LAL, BRIJ
TI  - A Text Book of Optics
PY  - 1966///
CY  - NEW DELHI
PB  - S. CHAND & COMPANY LTD
KW  - A TEXT BOOK OF OPTICS, PHYSICS
ER  -