| Author | Isaac Asimov |
| Series | Robot |
| Publisher | Plaza & Janés Editores, S.A. |
| Publisher Series | Los JET de Plaza & Janés |
| Format | Soft cover |
| Language | Spanish |
| Author | Isaac Asimov |
| Series | Robot |
| Publisher | Plaza & Janés Editores, S.A. |
| Publisher Series | Los JET de Plaza & Janés |
| Format | Soft cover |
| Language | Spanish |