APA (7th ed.) Citation

Maurois, A. [., & Ludman, F. (1940). The battle of France. Right Book Club.

Chicago Style (17th ed.) Citation

Maurois, Andre [pseud.], and F.R Ludman. The Battle of France. London: Right Book Club, 1940.

MLA (8th ed.) Citation

Maurois, Andre [pseud.], and F.R Ludman. The Battle of France. Right Book Club, 1940.