Παραπομπή APA

Gowar, J. (1987). Optical communication systems. Prentice Hall of India.

Παραπομπή Chicago Style

Gowar, John. Optical Communication Systems. New Delhi: Prentice Hall of India, 1987.

Παραπομπή MLA

Gowar, John. Optical Communication Systems. Prentice Hall of India, 1987.