APA
Obolensky D., . (1994). Byzantium and the slavs. Crestwood; New York: St. Vladimir's Seminary Press.
Chicago
Obolensky Dymitri, . 1994. Byzantium and the slavs. Crestwood; New York: St. Vladimir's Seminary Press.
Harvard
Obolensky D., . (1994). Byzantium and the slavs. Crestwood; New York: St. Vladimir's Seminary Press.
MLA
Obolensky Dymitri, . Byzantium and the slavs. Crestwood; New York: St. Vladimir's Seminary Press. 1994.
