Lua APA (7ú heag.)
Stephenson, P. (2000). Byzantium's Balkan frontier: A political study of the Northern Balkans, 900-1204. Cambridge University Press.
Lua i Stíl Chicago (17ú heag.)
Stephenson, Paul. Byzantium's Balkan Frontier: A Political Study of the Northern Balkans, 900-1204. Cambridge ; New York: Cambridge University Press, 2000.
Lua MLA (9ú heag.)
Stephenson, Paul. Byzantium's Balkan Frontier: A Political Study of the Northern Balkans, 900-1204. Cambridge University Press, 2000.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.