Lambert Publications. Worldwide Goberment Directory with Inter-Governamental Organizations 1983. Lambert Publications.
Citazione stile Chigago Style (17a edizione)Lambert Publications. Worldwide Goberment Directory with Inter-Governamental Organizations 1983. Washington D.C.: Lambert Publications.
Citatione MLA (9a ed.)Lambert Publications. Worldwide Goberment Directory with Inter-Governamental Organizations 1983. Lambert Publications.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.