| Publisher | Ediciones SM |
| Publisher Series | El Barco de Vapor, Serie Azul |
| Format | Soft cover |
| Language | Spanish |
| Location | Spain |
| This Edition Published | 1983 |
| Edition No. | 3ª |
| Notes | Premio Doncel de Novela Juvenil 1971-1972 Premio Lazarillo 1973 |
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