APA (7th ed.) Citation

Alpert, I. L. (1963). Radio wave propagation and the ionosphere. Consultants Bureau.

Chicago Style (17th ed.) Citation

Alpert, IA. L. Radio Wave Propagation and the Ionosphere. New York: Consultants Bureau, 1963.

MLA (8th ed.) Citation

Alpert, IA. L. Radio Wave Propagation and the Ionosphere. Consultants Bureau, 1963.

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