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.