APA (7th ed.) Citation

Morecroft, J. H., Pinto, A., & Curry, W. A. (1933). Principles of radio communication (3rd ed.). Wiley.

Chicago Style (17th ed.) Citation

Morecroft, John Harold, A. Pinto, and Walter Andrew Curry. Principles of Radio Communication. 3rd ed. New York: Wiley, 1933.

MLA (9th ed.) Citation

Morecroft, John Harold, et al. Principles of Radio Communication. 3rd ed. Wiley, 1933.