APA (7th ed.) Citation

Pirandello, L., Illiano, A., & Testa, D. P. (1974). On humor. University of North Carolina Press.

Chicago Style (17th ed.) Citation

Pirandello, Luigi, Antonio Illiano, and Daniel P. Testa. On Humor. Chapel Hill: University of North Carolina Press, 1974.

MLA (9th ed.) Citation

Pirandello, Luigi, et al. On Humor. University of North Carolina Press, 1974.