Vryonis, S., & Anastos, M. V. (1971). Byzantium: its internal history and relations with the Muslim world: Collected studies. Variorum collected studies series.
Chicago Style (17th ed.) CitationVryonis, Speros, and Milton V. Anastos. "Byzantium: Its Internal History and Relations with the Muslim World: Collected Studies." Variorum Collected Studies Series 1971.
MLA (8th ed.) CitationVryonis, Speros, and Milton V. Anastos. "Byzantium: Its Internal History and Relations with the Muslim World: Collected Studies." Variorum Collected Studies Series, 1971.
Warning: These citations may not always be 100% accurate.