Cita APA (7a ed.)

Okey, R. (1986). Eastern Europe, 1740-1985: Feudalism to communism (2nd ed.). University of Minnesota Press.

Cita Chicago Style (17a ed.)

Okey, Robin. Eastern Europe, 1740-1985: Feudalism to Communism. 2nd ed. Minneapolis: University of Minnesota Press, 1986.

Cita MLA (9a ed.)

Okey, Robin. Eastern Europe, 1740-1985: Feudalism to Communism. 2nd ed. University of Minnesota Press, 1986.