Cita APA (7a ed.)

Calvino, I. (1974). Invisible cities (1st Harvest/HBJ ed.). Harcourt Brace Jovanovich.

Cita Chicago Style (17a ed.)

Calvino, Italo. Invisible Cities. 1st Harvest/HBJ ed. New York: Harcourt Brace Jovanovich, 1974.

Cita MLA (8a ed.)

Calvino, Italo. Invisible Cities. 1st Harvest/HBJ ed. Harcourt Brace Jovanovich, 1974.