TY  - BOOK
AU  - Efron,Alexander
TI  - Light
U1  - 535 
PY  - 1969///
CY  - Bombay
PB  - Vakils, Feffer & Simons
KW  - Light
KW  - Reflection (Optics)
KW  - Refraction
N1  - Includes index
ER  -