Παραπομπή σε μορφή APA (7η εκδ.)

Tabacco, G. (1989). The struggle for power in medieval Italy: Structures of political rule. Cambridge University Press.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Tabacco, Giovanni. The Struggle for Power in Medieval Italy: Structures of Political Rule. Cambridge: Cambridge University Press, 1989.

Παραπομπή σε μορφή MLA (9th εκδ.)

Tabacco, Giovanni. The Struggle for Power in Medieval Italy: Structures of Political Rule. Cambridge University Press, 1989.