{{Tr|D. T. Kosterman and H. M. Wenzing}}
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| 1967 |
|
Galaxis science fiction no.4 | Vector | MAGAZINE | 18 |
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| 1967 |
|
Galaxis science fiction no.4 | Vector | MAGAZINE | 18 |