| Series | El Barco de Vapor, Serie Azul |
| Imprint | SM |
| Editorial Director | María Jesús Gil Iglesias |
| Series Director | Marinella Terzi |
| Translated by | Leopoldo Rodríguez Regueira |
| Illustrator | Margarita Menéndez |
| Copyright Holder | Ulf Nilsson, Ediciones SM |
| Preprint | Grafilia, SL |
| Printed by | Orymu, SA |
| Format | Soft cover |
| Language | Spanish |
| Location | Spain |
| Copyright | 1989 |
| Copyright | 1998 |
| This Edition Published | 2002-10-00 |
| Catalog Number | 22413 |
| ISBN 10 | 84-348-6108-9 |
| DL (Spanish) | M-35773-1998 |
| Edition No. | 7 |
| Notes | 7th edition Printed in Spain |
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