Lambert Publications. Worldwide Goberment Directory with Inter-Governamental Organizations 1983. Lambert Publications.
Cita Chicago (17th ed.)Lambert Publications. Worldwide Goberment Directory with Inter-Governamental Organizations 1983. Washington D.C.: Lambert Publications.
Cita MLA (9th ed.)Lambert Publications. Worldwide Goberment Directory with Inter-Governamental Organizations 1983. Lambert Publications.
Atenció: Aquestes cites poden no estar 100% correctes.