| Series: | Be an Interplanetary Spy no. 6 |
|---|---|
| Item: | The Star Crystal |
| Author: |
Martinez, Ron
|
| Illustrators: |
Larson, Rich
Fastner, Steve |
| ISBNs: |
0553164872 / 9780553164879
0553239422 / 9780553239423 |
| Length: | 121 pages |
| Number of Endings: | 17 |