What is the difference between ISSN and ISBN?

What is the difference between ISSN and ISBN?

ISBN is the International Standard Book Number, which is an internationally accepted unified numbering method for publications published by the International Organization for Standardization in 1972. ISSN is the international standard serial number, which is based on the International Organization for Standardization in 1975. Develop the provisions of ISO-3297.

ISBN barcode

is developed to meet the needs of book publishing and management, and to facilitate the exchange and statistics of international publications. An internationally unified numbering system, consisting of a set of ten digits with the "ISBN" code (978), used to identify the country, region or language, publishing organization, book title, edition and binding method of the publication. , this group of numbers can also be said to be the representative number of the book.

The book code in the EAN code is 978. That is, as long as the country code part of the EAN is changed to 978, and then the check code is recalculated, it will be an ISBN barcode, which is the same. To put it simply, the corresponding relationship between ISBN and EAN is: 978 The first 9 digits of ISBN and the EAN check code. The figure below is the ISBN barcode structure diagram.

Recommended tutorial: "PHP"

The above is the detailed content of What is the difference between ISSN and ISBN?. For more information, please follow other related articles on the PHP Chinese website!