APA (7th ed.) Zitazioa
Clark, K., & Kenneth Clark. (1969). Civilization: A personal view. Harper and row publishers.
Chicago Style (17th ed.) Zitazioa
Clark, Kenneth, eta Kenneth Clark. Civilization: A Personal View. New York: Harper and row publishers, 1969.
MLA (9th ed.) Zitazioa
Clark, Kenneth, eta Kenneth Clark. Civilization: A Personal View. Harper and row publishers, 1969.
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