Cita APA (7a ed.)

Subrahamanyan, N., & Lal, B. (1972). A textbook of optics/N. Subrahamanyan (6th ed.). Niraj Prakashan.

Cita Chicago Style (17a ed.)

Subrahamanyan, N., y B. Lal. A Textbook of Optics/N. Subrahamanyan. 6th ed. New Delhi: Niraj Prakashan, 1972.

Cita MLA (9a ed.)

Subrahamanyan, N., y B. Lal. A Textbook of Optics/N. Subrahamanyan. 6th ed. Niraj Prakashan, 1972.