TY  - BOOK
AU  - B V N Rao
AU  - RAO (B V N)
TI  - Textbook of Light : Part one Geometrical Optics
U1  - 537/147 23
PY  - 1967///
CY  - New Delhi
PB  - S S Publishing Co Private Ltd
KW  - Optics
KW  - Physics
ER  -