# International Standard Industrial Classification

> international reference classification of productive activities

**Wikidata**: [Q1666934](https://www.wikidata.org/wiki/Q1666934)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/International_Standard_Industrial_Classification)  
**Source**: https://4ort.xyz/entity/international-standard-industrial-classification


## References

1. Freebase Data Dumps. 2013
2. [OpenAlex](https://docs.openalex.org/download-snapshot/snapshot-data-format)