TY  - BOOK
AU  - KRISHNAMOORTHY, K.S.
AU  - RAJAGOPALAN, P.R.
AU  - RAMAMOORTHI, S.
TI  - LIGHT : INCLUDING GEOMETRICAL AND PHYSICAL OPTICS
U1  - 535 
PY  - 1968///
CY  - Madras
PB  - National Publishing Company, Madras 
ER  -