Tohutoro APA (7th ed.)

Okey, R. (1986). Eastern European 1740-1985: Feudalism to communism (2nd ed.). Routledge.

Tohutoru Kātū Chicago (17th ed.)

Okey, Robin. Eastern European 1740-1985: Feudalism to Communism. 2nd ed. London: Routledge, 1986.

Tohutoro MLA (9th ed.)

Okey, Robin. Eastern European 1740-1985: Feudalism to Communism. 2nd ed. Routledge, 1986.