APA (7th ed.) Zitazioa

Calvino, I. (1979). Invisible cities. Pan Books.

Chicago Style (17th ed.) Zitazioa

Calvino, Italo. Invisible Cities. London: Pan Books, 1979.

MLA (9th ed.) Zitazioa

Calvino, Italo. Invisible Cities. Pan Books, 1979.