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| well-formed | ||
| valid hyphenation | ||
| ISBN-10 | 3-551-55748-9 | 3551557489 | 
| ISBN-13 | 978-3-551-55748-3 | 9783551557483 | 
| Agency | German language | |
| Publisher | Carlsen | |

| well-formed | ||
| valid hyphenation | ||
| ISBN-10 | 3-551-56666-6 | 3551566666 | 
| ISBN-13 | 978-3-551-56666-9 | 9783551566669 | 
| Agency | German language | |
| Publisher | Carlsen | |

| well-formed | ||
| no hyphens provided | ||
| ISBN-10 | 3-551-55600-8 | 3551556008 | 
| ISBN-13 | 978-3-551-55600-4 | 9783551556004 | 
| Agency | German language | |
| Publisher | Carlsen | |

| well-formed | ||
| no hyphens provided | ||
| ISBN-10 | 3-551-55566-4 | 3551555664 | 
| ISBN-13 | 978-3-551-55566-3 | 9783551555663 | 
| Agency | German language | |
| Publisher | Carlsen | |
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| well-formed | ||
| no hyphens provided | ||
| ISBN-10 | 3-551-35406-5 | 3551354065 | 
| ISBN-13 | 978-3-551-35406-8 | 9783551354068 | 
| Agency | German language | |
| Publisher | Carlsen | |

| well-formed | ||
| valid hyphenation | ||
| ISBN-10 | 3-551-31316-4 | 3551313164 | 
| ISBN-13 | 978-3-551-31316-4 | 9783551313164 | 
| Agency | German language | |
| Publisher | Carlsen | |

| well-formed | ||
| no hyphens provided | ||
| ISBN-10 | 1-78110-596-0 | 1781105960 | 
| ISBN-13 | 978-1-78110-596-2 | 9781781105962 | 
| Agency | English language | |
| Publisher | Pottermore Publishing | |

| well-formed | ||
| no hyphens provided | ||
| ISBN-10 | 1-78110-081-0 | 1781100810 | 
| ISBN-13 | 978-1-78110-081-3 | 9781781100813 | 
| Agency | English language | |
| Publisher | Pottermore Publishing | |

| well-formed | ||
| no hyphens provided | ||
| ISBN-10 | 3-551-55746-2 | 3551557462 | 
| ISBN-13 | 978-3-551-55746-9 | 9783551557469 | 
| Agency | German language | |
| Publisher | Carlsen | |
| well-formed | ||
| no hyphens provided | ||
| ISBN-10 | 3-551-55740-3 | 3551557403 | 
| ISBN-13 | 978-3-551-55740-7 | 9783551557407 | 
| Agency | German language | |
| Publisher | Carlsen | |

| well-formed | ||
| valid hyphenation | ||
| ISBN-10 | 3-551-55927-9 | 3551559279 | 
| ISBN-13 | 978-3-551-55927-2 | 9783551559272 | 
| Agency | German language | |
| Publisher | Carlsen | |