Lua APA (7ú heag.)
Vidal, G., Calvino, I., & Cellotto, A. (2007). Duluth. Fazi.
Lua i Stíl Chicago (17ú heag.)
Vidal, Gore, Italo Calvino, agus Alberto Cellotto. Duluth. Roma: Fazi, 2007.
Lua MLA (9ú heag.)
Vidal, Gore, et al. Duluth. Fazi, 2007.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.