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Sub-Class - ISBN-10 and ISBN-13
You can provide an ISBN with 10 digits with or without the checksum. You can provide an ISBN with 13 digits with or without the checksum. Calculate the ISBN based on the EAN-13 encoding.
The checksum is always displayed.
Copyright (C) Jean-Sebastien Goupil http://www.barcodebakery.com
BCGisbn |