well-formed | ||
valid hyphenation | ||
ISBN-10 | 957-33-1986-1 | 9573319861 |
ISBN-13 | 978-957-33-1986-3 | 9789573319863 |
Agency | Taiwan | |
Publisher | Crown Culture Publishing Company Ltd. |
not well-formed | |||||||||
ignored hyphens | |||||||||
The UCC prefix is malformed (should be 978 or 979). | |||||||||
The check-digit is correct. |