Cita APA (7a ed.)

Petro, N. N., & Rubinstein, A. Z. (1997). Russian foreign policy: From empire to nation-state. Longman.

Cita Chicago Style (17a ed.)

Petro, Nicolai N., y Alvin Z. Rubinstein. Russian Foreign Policy: From Empire to Nation-state. New York [etc.]: Longman, 1997.

Cita MLA (9a ed.)

Petro, Nicolai N., y Alvin Z. Rubinstein. Russian Foreign Policy: From Empire to Nation-state. Longman, 1997.