Space : the high frontier in perspective
Worldwatch paper ; 50
1982
72 S.
4°
graph. Darst.
Book
English
DDC: | 629.4 |
NTIS | 2022
|NTIS | 1961
NTRS
|The high frontier : human colonies in space
TIBKAT | 2000
|Springer Verlag | 2008
|