APA (7th ed.) Citation

Hughes, A. J. (1946). History of air navigation / by A.J. Hughes. Allen and Unwin.

Chicago Style (17th ed.) Citation

Hughes, A. J. History of Air Navigation / by A.J. Hughes. Allen and Unwin, 1946.

MLA (9th ed.) Citation

Hughes, A. J. History of Air Navigation / by A.J. Hughes. Allen and Unwin, 1946.

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