APA (7th ed.) Citation

Thomas, R. L. (1919). The exploits of the Doughboys' cook. [publisher not identified].

Chicago Style (17th ed.) Citation

Thomas, Robert L. The Exploits of the Doughboys' Cook. [Ohio?]: [publisher not identified], 1919.

MLA (9th ed.) Citation

Thomas, Robert L. The Exploits of the Doughboys' Cook. [publisher not identified], 1919.