ISBN / ISSN / ISDN All three are represented without ambiguity, by the EAN-13 bar code. ISBN: The International Standard Book Number, is used on books. The prefix digits 978 are reserved for ISBN bar codes. ISSN: The International Standard Serial Number, is used on serial publications. The prefix digits 977 are reserved for ISSN bar codes. ISMN: The International Standard Music Number, is used on scores and printed music. The prefix digits 979 are reserved for ISMN bar codes.  |
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