RAJAGOPALAN, P.R. RAMAMOORTHI, S.
LIGHT : INCLUDING GEOMETRICAL AND PHYSICAL OPTICS - 7th Ed. - Madras The National Publishing Company 1973
535.32 / RAM/LI
LIGHT : INCLUDING GEOMETRICAL AND PHYSICAL OPTICS - 7th Ed. - Madras The National Publishing Company 1973
535.32 / RAM/LI