Calvino, I. (1972). Invisible Cities. Harvest Book.
Chicago-čujuhus (17. p.)Calvino, Italo. Invisible Cities. New York: Harvest Book, 1972.
MLA-čujuhus (9. p.)Calvino, Italo. Invisible Cities. Harvest Book, 1972.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.