Abstracts
Subtitle: XXIInd International Astronautical Congress, Brusells, 20-25 September 1971.
Contributors: International Astronautical Congress, Brussels, 1971.
Publisher: s.n.
Published: 1970
Place of publication: [s.l
Language: eng
Number of pages: 393
Subjects: Astronautics -- Congresses.
Notes: Cover title.
Includes index.