Não informado. (1946). ICAO Bulletin. International Civil Aviation Organization.
Style de citation Chicago (17e éd.)Não informado. ICAO Bulletin. Montreal, Canada: International Civil Aviation Organization, 1946.
Style de citation MLA (8e éd.)Não informado. ICAO Bulletin. International Civil Aviation Organization, 1946.
Attention : ces citations peuvent ne pas être correctes à 100%.