APA (7th ed.) Citation

Hartney, H. E. (1942). What the citizen should know about the air forces. W.W. Norton.

Chicago Style (17th ed.) Citation

Hartney, Harold Evans. What the Citizen Should Know About the Air Forces. New York: W.W. Norton, 1942.

MLA (9th ed.) Citation

Hartney, Harold Evans. What the Citizen Should Know About the Air Forces. W.W. Norton, 1942.