Ummo, otro planeta habitado
| Publisher | Gráficas Espejo |
| Imprint | S.A.E.G.E. |
| Format | Paperback |
| Language | Spanish |
| Location | Spain |
| This Edition Published | 1967 |
| Copyright | 1967 |
| Pages / Font | 236 pages |
| DL (Spanish) | M. 17.413-1967 |
Added by Peio86
| Publisher | Gráficas Espejo |
| Imprint | S.A.E.G.E. |
| Format | Paperback |
| Language | Spanish |
| Location | Spain |
| This Edition Published | 1967 |
| Copyright | 1967 |
| Pages / Font | 236 pages |
| DL (Spanish) | M. 17.413-1967 |