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What to type for ISBN (Bookland EAN)

The 13-digit ISBN starting 978 or 979, digits only (no hyphens). An old 10-digit ISBN can be converted on the Decode page first.

Format978 or 979 + 9 or 10 digits

Examples (tap to use)

About ISBN (Bookland EAN) →

9780306406157
SVGPNGDecode this →

Anatomy

Start guardDigit 7 · L (odd parity) set · parity pattern LGGLGL encodes the leading 97Digit 8 · G (even parity) set · parity pattern LGGLGL encodes the leading 98Digit 0 · G (even parity) set · parity pattern LGGLGL encodes the leading 90Digit 3 · L (odd parity) set · parity pattern LGGLGL encodes the leading 93Digit 0 · G (even parity) set · parity pattern LGGLGL encodes the leading 90Digit 6 · L (odd parity) set · parity pattern LGGLGL encodes the leading 96Centre guardDigit 4 · R set4Digit 0 · R set0Digit 6 · R set6Digit 1 · R set1Digit 5 · R set5Digit 7 · R set · check digit7End guard9

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