Cita APA (7th ed.)

Simpson, S. (1946). Belgium in transition. Philadelphia: American Academy of Political and Social Science.

Cita Chicago (17th ed.)

Simpson, Smith. Belgium in Transition. Philadelphia: American Academy of Political and Social Science, 1946.

Cita MLA (8th ed.)

Simpson, Smith. Belgium in Transition. Philadelphia: American Academy of Political and Social Science, 1946.

Atenció: Aquestes cites poden no estar 100% correctes.