well-formed | ||
no hyphens provided | ||
ISBN-10 | 1-78110-156-6 | 1781101566 |
ISBN-13 | 978-1-78110-156-8 | 9781781101568 |
Agency | English language | |
Publisher | Pottermore Publishing |
well-formed | ||
valid hyphenation | ||
ISBN-10 | 4-86389-923-8 | 4863899238 |
ISBN-13 | 978-4-86389-923-0 | 9784863899230 |
Agency | Japan | |
Publishers | Seizansha | |
Say-zan-sha Publications Ltd. |