APA (7th ed.) Citation

Nagel, C. (1934). A boy's Civil War story. C. Nagel.

Chicago Style (17th ed.) Citation

Nagel, Charles. A Boy's Civil War Story. Saint Louis, Mo.: C. Nagel, 1934.

MLA (9th ed.) Citation

Nagel, Charles. A Boy's Civil War Story. C. Nagel, 1934.