ISBN Barcode

An ISBN barcode is a variant of EAN-13 that is used to identify books.

ISMN Barcode

An ISMN barcode is a variant of EAN-13 with a prefix 979 that is used to identify printed music.

ISSN Barcode

An ISSN barcode is an EAN-13 with prefix 977 used to identify periodicals.

Data and Options

• The data should contain twelve or thirteen digits separated appropriately by dash characters -.
• If the last digit of the primary data is not given then the check digit is calculated automatically.
• The primary barcode can optionally be followed by an EAN-2 or EAN-5 add-on barcode.