APA (7th ed.) Citation

Nathan, G. J., & Mencken, H. L. (1920). The American credo: A contribution toward the interpretation of the national mind. Knopf.

Chicago Style (17th ed.) Citation

Nathan, George Jean, and Henry L. Mencken. The American Credo: A Contribution Toward the Interpretation of the National Mind. New York: Knopf, 1920.

MLA (9th ed.) Citation

Nathan, George Jean, and Henry L. Mencken. The American Credo: A Contribution Toward the Interpretation of the National Mind. Knopf, 1920.