APA Style

Vacalopoulos, A, E. (1970). Origins of the Greek Nation: The Byzantine Period, 1204 - 1461 . New Brunswick (NJ, USA): Rutgers University Press.

MLA Style

Vacalopoulos, Apostolos, E.. "Origins of the Greek Nation: The Byzantine Period, 1204 - 1461". New Brunswick (NJ, USA): Rutgers University Press, 1970. Text.