APA (7th ed.) Citation

Froome, K. D., & Essen, L. (1969). The velocity of light and radio waves. Academic Press.

Chicago Style (17th ed.) Citation

Froome, K. D., and L. Essen. The Velocity of Light and Radio Waves. London: Academic Press, 1969.

MLA (8th ed.) Citation

Froome, K. D., and L. Essen. The Velocity of Light and Radio Waves. Academic Press, 1969.

Warning: These citations may not always be 100% accurate.