Mars
Subtitle: the Viking discoveries
By: by Bevan M. French
Contributors: United States. National Aeronautics and Space Administration
Series: NASA EP ; 146; NASA EP -- 146
Publisher: National Aeronautics and Space Administration; for sale by the Supt. of Docs., U.S. Govt. Print. Off.
Published: 1977
Place of publication: [Washington]
Language: eng
Number of pages: 36
Notes: Issued Oct. 1977

Bibliographies: p. 32-36