APA (7th ed.) Citation

Jenks, A. L. (2014). The cosmonaut who couldn't stop smiling: The life and legend of Yuri Gagarin.

Chicago Style (17th ed.) Citation

Jenks, Andrew L. The Cosmonaut Who Couldn't Stop Smiling: The Life and Legend of Yuri Gagarin. DeKalb, IL, 2014.

MLA (9th ed.) Citation

Jenks, Andrew L. The Cosmonaut Who Couldn't Stop Smiling: The Life and Legend of Yuri Gagarin. 2014.