| Publisher | Ediciones Alfaguara |
| Publisher Series | Juvenil Alfaguara |
| Series Director | Michi Strausfeld |
| Translated by | Victor Canicio |
| Illustrator | Ingrid Mizsenko |
| Copyright Holder | Beltz Verlag Weinheim, Basel Programm Beltz & Gelberg, Ediciones Alfaguara S. A., Altea, Taurus, Alfaguara, S. A. |
| Series Designer | Enric Satué |
| Cover/Jacket Design by | Enric Satué |
| Printed by | Rogar, S. A. |
| Format | Soft cover |
| Language | Spanish |
| Location | Spain |
| Copyright | 1975 |
| Copyright | 1978 |
| Copyright | 1987 |
| This Edition Published | 1987 |
| This Impression | 1987-09-00 |
| Pages / Font | 103 pages |
| ISBN 10 | 84-204-3301-2 |
| DL (Spanish) | M. 30.457-1987 |
| Notes | Deutscher Jungedbuchpreis prize, 1976. |
