APA-referens (7:e uppl.)
Levin, H. (1987). Playboys and killjoys: An essay on the theory and practice of comedy. Oxford University Press.
Chicago-referens (17:e uppl.)
Levin, Harry. Playboys and Killjoys: An Essay on the Theory and Practice of Comedy. New York: Oxford University Press, 1987.
MLA-referens (9:e uppl.)
Levin, Harry. Playboys and Killjoys: An Essay on the Theory and Practice of Comedy. Oxford University Press, 1987.
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