APA (7th ed.) Citation

Gregory, J. C. (1924). The nature of laughter. Harcourt, Brace.

Chicago Style (17th ed.) Citation

Gregory, J. C. The Nature of Laughter. New York: Harcourt, Brace, 1924.

MLA (9th ed.) Citation

Gregory, J. C. The Nature of Laughter. Harcourt, Brace, 1924.