APA (7th ed.) Zitazioa
McDonald, P. (2010). Laughing at the darkness: Postmodernism and optimism in American humour. Humanities-Ebooks.
Chicago Style (17th ed.) Zitazioa
McDonald, Paul. Laughing at the Darkness: Postmodernism and Optimism in American Humour. Tirril [England]: Humanities-Ebooks, 2010.
MLA (9th ed.) Zitazioa
McDonald, Paul. Laughing at the Darkness: Postmodernism and Optimism in American Humour. Humanities-Ebooks, 2010.
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