APA (7th ed.) Citation

Glass, C. (2018). They fought alone: The true story of the Starr Brothers, British secret agents in Nazi-occupied France. Penguin Press.

Chicago Style (17th ed.) Citation

Glass, Charles. They Fought Alone: The True Story of the Starr Brothers, British Secret Agents in Nazi-occupied France. New York: Penguin Press, 2018.

MLA (8th ed.) Citation

Glass, Charles. They Fought Alone: The True Story of the Starr Brothers, British Secret Agents in Nazi-occupied France. Penguin Press, 2018.

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