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|a GR-KoDPT
|b gre
|e AACR2
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| 111 |
2 |
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|a Working Group on Extraterrestrial Resources.
|c Denver, Colo.)
|d 1969 :
|e Meeting
|
| 245 |
1 |
0 |
|a Proceedings of the seventh annual Working Group on Extraterrestrial Resources :
|b a meeting held at Denver, Colorado, June 17-18, 1969
|
| 260 |
|
|
|a Washington:
|b Scientific and Technical Information Division, Office of Technology Utilization, National Aeronautics and Space Administration,
|c 1970
|
| 300 |
|
|
|a v, 144 σ. :
|b εικ. ;
|c 26 εκ.
|
| 490 |
0 |
|
|a NASA SP
|v 229
|
| 504 |
|
|
|a Περιέχει βιβλιογραφίες
|
| 650 |
|
0 |
|a Space colonies
|x Congresses
|
| 650 |
|
0 |
|a Space stations
|x Congresses
|
| 710 |
|
|
|a United States
|b National Aeronautics and Space Administration
|
| 710 |
|
|
|b Scientific and Technical Information Division
|
| 952 |
|
|
|a GR-KoDPT
|b 59cc2ce96c5ad13446fa6f47
|c 998a
|d 945l
|e TL 521 .3
|t 1
|x m
|z Books
|
