APA aipamena

Γεροστέργιος, Α. (1988). St. Photios the Great. Belmont, Massachusetts: Institute for Byzantine and Modern Greek Studies.

Chicago Style aipamena

Γεροστέργιος, Αστέριος. St. Photios the Great. Belmont, Massachusetts: Institute for Byzantine and Modern Greek Studies, 1988.

MLA aipamena

Γεροστέργιος, Αστέριος. St. Photios the Great. Belmont, Massachusetts: Institute for Byzantine and Modern Greek Studies, 1988.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.