APA (7th ed.) Citation

Ryan, J. (1958). Pugwash aloft. Penguin Group.

Chicago Style (17th ed.) Citation

Ryan, John. Pugwash Aloft. New York: Penguin Group, 1958.

MLA (9th ed.) Citation

Ryan, John. Pugwash Aloft. Penguin Group, 1958.

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