Twenty-first report
By: by the International Telecommunication Union on telecommunication and the peaceful uses of outer space.
Contributors: International Telecommunication Union.
Series: Booklet / International Telecommunication Union ;; no. 30; Booklet (International Telecommunication Union) ;; no. 30.
Publisher: The Union
Published: 1982
Place of publication: Geneva
Language: eng
Number of pages: 244
Subjects: Artificial satellites in telecommunication.
Other titles: 21st report ITU/Space.; Twenty-first report ITU/Space.
Notes: On spine: 21st report ITU/Space.