Γεροστέργιος, Α. (1988). St. Photios the Great. Belmont, Massachusetts: Institute for Byzantine and Modern Greek Studies.
Stile di citazione ChicagoΓεροστέργιος, Αστέριος. St. Photios the Great. Belmont, Massachusetts: Institute for Byzantine and Modern Greek Studies, 1988.
Citazione MLAΓεροστέργιος, Αστέριος. St. Photios the Great. Belmont, Massachusetts: Institute for Byzantine and Modern Greek Studies, 1988.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.