United States. Department of State. (1920). EU-F-GB-I radio protocol (of Aug. 25, 1919) as modified and commented upon by committee appointed by Secretary of Commerce. U.S. GPO.
Chicago Style (17th ed.) CitationUnited States. Department of State. EU-F-GB-I Radio Protocol (of Aug. 25, 1919) as Modified and Commented upon by Committee Appointed by Secretary of Commerce. Washington: U.S. GPO, 1920.
MLA (9th ed.) CitationUnited States. Department of State. EU-F-GB-I Radio Protocol (of Aug. 25, 1919) as Modified and Commented upon by Committee Appointed by Secretary of Commerce. U.S. GPO, 1920.
Warning: These citations may not always be 100% accurate.