APA Edition Citation

Ramamurthy, S. . .., Krishnamurthy, K. S. . .., & Rajagopalan, P. R. . .. (1964). Text book of light including geometrical and physical optics (4.). The National Publishing Co.

Chicago Edition Citation

Ramamurthy, S ., K S. Krishnamurthy, and P R. Rajagopalan. Text Book of Light Including Geometrical and Physical Optics. 4. Chennai: The National Publishing Co, 1964.

MLA Edition Citation

Ramamurthy, S ., et al. Text Book of Light Including Geometrical and Physical Optics. 4. The National Publishing Co, 1964.