APA (7th ed.) Citation

Calvino, I. (1972). Invisible cities. Harvest Book/Harcourt.

Chicago Style (17th ed.) Citation

Calvino, Italo. Invisible Cities. New York: Harvest Book/Harcourt, 1972.

MLA (9th ed.) Citation

Calvino, Italo. Invisible Cities. Harvest Book/Harcourt, 1972.