| well-formed | ||
| no hyphens provided | ||
| ISBN-10 | 89-8392-930-8 | 8983929308 |
| ISBN-13 | 978-89-8392-930-3 | 9788983929303 |
| Agency | Korea, Republic | |
| Publisher | Moonhak | |
| well-formed | ||
| no hyphens provided | ||
| ISBN-10 | 89-8392-931-6 | 8983929316 |
| ISBN-13 | 978-89-8392-931-0 | 9788983929310 |
| Agency | Korea, Republic | |
| Publisher | Moonhak | |
| well-formed | ||
| no hyphens provided | ||
| ISBN-10 | 89-8392-932-4 | 8983929324 |
| ISBN-13 | 978-89-8392-932-7 | 9788983929327 |
| Agency | Korea, Republic | |
| Publisher | Moonhak | |
| well-formed | ||
| no hyphens provided | ||
| ISBN-10 | 89-8392-933-2 | 8983929332 |
| ISBN-13 | 978-89-8392-933-4 | 9788983929334 |
| Agency | Korea, Republic | |
| Publisher | Moonhak | |
| well-formed | ||
| no hyphens provided | ||
| ISBN-10 | ||
| ISBN-13 | 979-11-92776-12-5 | 9791192776125 |
| Agency | Korea, Republic | |
| Publisher | Moonhak | |
| well-formed | ||
| no hyphens provided | ||
| ISBN-10 | ||
| ISBN-13 | 979-11-92776-13-2 | 9791192776132 |
| Agency | Korea, Republic | |
| Publisher | Moonhak | |
| well-formed | ||
| no hyphens provided | ||
| ISBN-10 | ||
| ISBN-13 | 979-11-92776-50-7 | 9791192776507 |
| Agency | Korea, Republic | |
| Publisher | Moonhak | |
| well-formed | ||
| no hyphens provided | ||
| ISBN-10 | 1-5266-1033-7 | 1526610337 |
| ISBN-13 | 978-1-5266-1033-1 | 9781526610331 |
| Agency | English language | |
| Publishers | Bloomsbury Children's Books | |
| Bloomsbury | ||
| well-formed | ||
| no hyphens provided | ||
| ISBN-10 | 1-5266-1034-5 | 1526610345 |
| ISBN-13 | 978-1-5266-1034-8 | 9781526610348 |
| Agency | English language | |
| Publishers | Bloomsbury Children's Books | |
| Bloomsbury | ||
| well-formed | ||
| no hyphens provided | ||
| ISBN-10 | 84-18174-37-4 | 8418174374 |
| ISBN-13 | 978-84-18174-37-7 | 9788418174377 |
| Agency | Spain | |