Graphopresse. fo004617: Paul-Henri Spaak.
Cita Chicago (17th ed.)Graphopresse. Fo004617: Paul-Henri Spaak.
Cita MLA (8th ed.)Graphopresse. Fo004617: Paul-Henri Spaak.
Atenció: Aquestes cites poden no estar 100% correctes.
Cita APA (7th ed.)