APA (7th ed.) Citation

Andrus, O., & Shannon, F. A. (1947). The Civil War letters of Sergeant Onley Andrus. [publisher not identified].

Chicago Style (17th ed.) Citation

Andrus, Onley, and Fred A. Shannon. The Civil War Letters of Sergeant Onley Andrus. Urbana: [publisher not identified], 1947.

MLA (9th ed.) Citation

Andrus, Onley, and Fred A. Shannon. The Civil War Letters of Sergeant Onley Andrus. [publisher not identified], 1947.