not well-formed | |||||||||
valid hyphenation | |||||||||
The check-digit is not correct. If the rest of the ISBN is correct (and it may not be), the check digit should be: 9 |
well-formed | ||
valid hyphenation | ||
ISBN-10 | 984-464-201-9 | 9844642019 |
ISBN-13 | 978-984-464-201-0 | 9789844642010 |
Agency | Bangladesh |