Recommendation and resolutions adopted by the World Administrative Radio Conference (1979) of the International Telecommunication Union (ITU) : note / by the Secretariat.
1980
详细记录
符号A/AC.105/270
标题Recommendation and resolutions adopted by the World Administrative Radio Conference (1979) of the International Telecommunication Union (ITU) : note / by the Secretariat.
日期New York : UN, 7 Feb. 1980.
描述
[6] p., including annex