Tohutoro APA (7th ed.)
Vidal, G., Calvino, I., & Cellotto, A. (2007). Duluth. Fazi.
Tohutoru Kātū Chicago (17th ed.)
Vidal, Gore, Italo Calvino, me Alberto Cellotto. Duluth. Roma: Fazi, 2007.
Tohutoro MLA (9th ed.)
Vidal, Gore, et al. Duluth. Fazi, 2007.
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