Bergler, E. (1956). Laughter and the Sense of Humor: By Edmund Bergler. Intercontinental Medical Book Corp..
Chicago-viite (17. p.)Bergler, Edmund. Laughter and the Sense of Humor: By Edmund Bergler. New York: Intercontinental Medical Book Corp., 1956.
MLA-viite (8. p.)Bergler, Edmund. Laughter and the Sense of Humor: By Edmund Bergler. Intercontinental Medical Book Corp., 1956.
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