APA (7th ed.) Citation

Okey, R. (1986). Eastern Europe 1740 - 1985: Feudalism to communism (2. ed.). Hutchinson.

Chicago Style (17th ed.) Citation

Okey, Robin. Eastern Europe 1740 - 1985: Feudalism to Communism. 2. ed. London u.a: Hutchinson, 1986.

MLA (9th ed.) Citation

Okey, Robin. Eastern Europe 1740 - 1985: Feudalism to Communism. 2. ed. Hutchinson, 1986.