| well-formed | ||
| no hyphens provided | ||
| ISBN-10 | 2-07-051842-6 | 2070518426 |
| ISBN-13 | 978-2-07-051842-5 | 9782070518425 |
| Agency | French language | |
| Publisher | Gallimard Jeunesse | |
| well-formed | ||
| no hyphens provided | ||
| ISBN-10 | 2-07-061236-8 | 2070612368 |
| ISBN-13 | 978-2-07-061236-9 | 9782070612369 |
| Agency | French language | |
| Publisher | Gallimard Jeunesse | |
| well-formed | ||
| no hyphens provided | ||
| ISBN-10 | 2-07-069609-X | 207069609X |
| ISBN-13 | 978-2-07-069609-3 | 9782070696093 |
| Agency | French language | |
| Publisher | Gallimard Jeunesse | |
| well-formed | ||
| no hyphens provided | ||
| ISBN-10 | 1-78110-598-7 | 1781105987 |
| ISBN-13 | 978-1-78110-598-6 | 9781781105986 |
| Agency | English language | |
| Publisher | Pottermore Publishing | |
| well-formed | ||
| no hyphens provided | ||
| ISBN-10 | 1-78110-103-5 | 1781101035 |
| ISBN-13 | 978-1-78110-103-2 | 9781781101032 |
| Agency | English language | |
| Publisher | Pottermore Publishing | |
| well-formed | ||
| no hyphens provided | ||
| ISBN-10 | 2-07-518754-1 | 2075187541 |
| ISBN-13 | 978-2-07-518754-1 | 9782075187541 |
| Agency | French language | |
| Publisher | Gallimard Jeunesse | |
| well-formed | |||||||||
| ignored hyphens | |||||||||
| ISBN-10 | 2-07-522566-4 | 2075225664 | |||||||
| ISBN-13 | 978-2-07-522566-3 | 9782075225663 | |||||||
| Agency | French language | ||||||||
| Publisher | Gallimard Jeunesse | ||||||||
| Hyphenation provided ("978-2075225663") is implausible so ignored it. | |||||||||
| well-formed | ||
| no hyphens provided | ||
| ISBN-10 | 2-07-061917-6 | 2070619176 |
| ISBN-13 | 978-2-07-061917-7 | 9782070619177 |
| Agency | French language | |
| Publisher | Gallimard Jeunesse | |
| well-formed | ||
| no hyphens provided | ||
| ISBN-10 | 1-78110-876-5 | 1781108765 |
| ISBN-13 | 978-1-78110-876-5 | 9781781108765 |
| Agency | English language | |
| Publisher | Pottermore Publishing | |
| well-formed | ||
| no hyphens provided | ||
| ISBN-10 | ||
| ISBN-13 | 979-8-8566-9244-9 | 9798856692449 |
| Agency | United States | |