| well-formed | ||
| no hyphens provided | ||
| ISBN-10 | 84-19275-80-8 | 8419275808 |
| ISBN-13 | 978-84-19275-80-6 | 9788419275806 |
| Agency | Spain | |
| Publishers | Penguin Random House Grupo Editorial | |
| Salamandra | ||
| well-formed | ||
| valid hyphenation | ||
| ISBN-10 | 84-19868-28-0 | 8419868280 |
| ISBN-13 | 978-84-19868-28-2 | 9788419868282 |
| Agency | Spain | |
| Publisher | Salamandra | |
| well-formed | ||
| no hyphens provided | ||
| ISBN-10 | 84-19868-28-0 | 8419868280 |
| ISBN-13 | 978-84-19868-28-2 | 9788419868282 |
| Agency | Spain | |
| Publisher | Salamandra | |