Statements (12)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:book
|
| gptkbp:author |
gptkb:Eugene_F._Kranz
Joseph P. Loftus Jr. |
| gptkbp:ISBN |
9780275935246
|
| gptkbp:language |
English
|
| gptkbp:publicationYear |
1992
|
| gptkbp:publisher |
gptkb:Praeger
|
| gptkbp:subject |
space exploration
|
| gptkbp:bfsParent |
gptkb:Robert_Zubrin
gptkb:Vladimir_Zubrin |
| gptkbp:bfsLayer |
7
|
| https://www.w3.org/2000/01/rdf-schema#label |
Entering Space
|