International Standard Book Number

unique numeric book identifier
Place iso_standard Q33057
Press Enter · cited answer in seconds

Summary

International Standard Book Number is an ISO standard[1]. It ranks in the top 3% of iso standard entities by monthly Wikipedia readership (17,844 views/month).[2]

Key Facts

  • Instance of: publication identifier[3]
  • Maintained by: the International ISBN Agency[4]
  • Subclass of: European Article Number[5], URN[6], non-persistent identifier[7], persistent identifier[8]
  • Commons category: ISBN[9]
  • Inception: 1966[10]
  • Topic's main category: Category:International Standard Book Number[11]
  • Replaces: Standard Book Number[12]
  • Topic has template: Template:ISBN[13], Template:Cite isbn[14]
  • Stack Exchange tag: https://stackoverflow.com/tags/isbn[15]
  • Main Wikidata property: P957[16], P212[17], P3035[18]
  • Equivalent class: http://bibliograph.net/isbn[19], http://id.loc.gov/ontologies/bibframe/Isbn[20]
  • Short name: ISBN[21]
  • Different from: International Standard Music Number[22], International Standard Dojin Numbering[23], International Standard Serial Number[24]
  • Studied by: library science[25]
  • Exact match: https://data.bnf.fr/ontology/bnf-onto/isbn[26], http://dbpedia.org/resource/International_Standard_Book_Number[27]
  • Permanent duplicated item: ISBN[28]
  • Maintained by WikiProject: WikiProject Books[29], WikiProject Libraries[30], WikiProject Retailing[31], WikiProject Unique Identifiers[32], WikiProject Mathematics[33]

Why It Matters

International Standard Book Number has Wikipedia articles in 30 language editions, a strong signal of global cultural recognition.[34] It is known by 83 alternative names across languages and contexts.[35]

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [3] ↑ . wikidata.org.
  2. [4] ↑ . iso.org. iso.org. Provenance: wikidata.org.
  3. [5] ↑ . wikidata.org.
  4. [6] ↑ . wikidata.org.
  5. [7] ↑ . blogs.bl.uk. Retrieved . blogs.bl.uk. Provenance: wikidata.org.
  6. [8] ↑ . blogs.bl.uk. Retrieved . blogs.bl.uk. Provenance: wikidata.org.
  7. [9] ↑ . wikidata.org.
  8. [10] ↑ . wikidata.org.
  9. [11] ↑ . wikidata.org.
  10. [12] ↑ . wikidata.org.
  11. [13] ↑ . wikidata.org.
  12. [14] ↑ . wikidata.org.
  13. [15] ↑ . wikidata.org.
  14. [16] ↑ . wikidata.org.
  15. [17] ↑ . wikidata.org.
  16. [18] ↑ . wikidata.org.
  17. [19] ↑ . wikidata.org.
  18. [20] ↑ . wikidata.org.
  19. [21] ↑ . wikidata.org.
  20. [22] ↑ . wikidata.org.
  21. [23] ↑ . wikidata.org.
  22. [24] ↑ . wikidata.org.
  23. [25] ↑ . wikidata.org.
  24. [26] ↑ . wikidata.org.
  25. [27] ↑ . wikidata.org.
  26. [28] ↑ . wikidata.org.
  27. [29] ↑ . wikidata.org.
  28. [30] ↑ . wikidata.org.
  29. [31] ↑ . wikidata.org.
  30. [32] ↑ . wikidata.org.
  31. [33] ↑ . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [34] ↑ . Wikidata sitelinks. wikidata.org.
  3. [35] ↑ . Wikidata aliases. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). International Standard Book Number. Retrieved October 11, 2026, from https://4ort.xyz/entity/international-standard-book-number
MLA “International Standard Book Number.” 4ort.xyz Knowledge Graph, 4ort.xyz, 11 Oct. 2026, https://4ort.xyz/entity/international-standard-book-number.
BibTeX @misc{4ortxyz_international-standard-book-number_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{International Standard Book Number}}, year = {2026}, url = {https://4ort.xyz/entity/international-standard-book-number}, note = {Accessed: 2026-10-11}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): International Standard Book Number — https://4ort.xyz/entity/international-standard-book-number (retrieved 2026-10-11)

Canonical URL: https://4ort.xyz/entity/international-standard-book-number · Last refreshed:

Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 8d ago · MatSuBot bot · 2026-10-05 view diff on Wikidata ↗
    Sitelink count → 168
    Wikipedia languages → ['af', 'als', 'am', 'anp', 'ar', 'ary', 'arz', 'as', 'ast', 'awa', 'az', 'azb',
    Claims rich → —
    "/* wbeditentity-update-languages-short:0||wa, ko */ import labels from sitelinks; cleanup"
  2. 4w ago · عُثمان · 2026-09-10 view diff on Wikidata ↗
    P14870 → ont00001268
    "/* wbsetclaim-create:2||1 */ P14870: ont00001268"
  3. 8w ago · 260306u · 2026-08-16 view diff on Wikidata ↗
    Different from → International Standard Music Number, International Standard Dojin Numbering, International Standard Serial Number
    "/* wbsetclaim-create:2||1 */ Different from: International Standard Serial Number"
  4. 17w ago · MariuszRokin · 2026-06-12 view diff on Wikidata ↗
    Svkkl authority id → 0233724-mezinarodni-standardni-cislo-knihy
    "/* wbcreateclaim-create:1| */ Svkkl authority id: 0233724-mezinarodni-standardni-cislo-knihy, [[:toollabs:quickstatements/#/batch/259599|batch #259599]]"
  5. 21w ago · TiagoLubiana · 2026-05-15 view diff on Wikidata ↗
    Edam ontology id → data_2634
    "/* wbsetclaim-create:1||1 */ Edam ontology id: data_2634, Matched to [[:toollabs:mix-n-match/#/entry/289760515|ISBN (#289760515)]] in [[:toollabs:mix-n-match/#/catalog/7899|EDAM Ontology]] #mix'n'm"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.