well-formed | ||
valid hyphenation | ||
ISBN-10 | 87-02-17985-7 | 8702179857 |
ISBN-13 | 978-87-02-17985-9 | 9788702179859 |
Agency | Denmark |
well-formed | ||
valid hyphenation | ||
ISBN-10 | 1-78110-810-2 | 1781108102 |
ISBN-13 | 978-1-78110-810-9 | 9781781108109 |
Agency | English language |