Kogan, N. (1962). The government of Italy. Crowell.
Lua i Stíl Chicago (17ú heag.)Kogan, Norman. The Government of Italy. New York: Crowell, 1962.
Lua MLA (9ú heag.)Kogan, Norman. The Government of Italy. Crowell, 1962.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.