# Robert O. Crummey
**Wikidata**: [Q55626567](https://www.wikidata.org/wiki/Q55626567)  
**Source**: https://4ort.xyz/entity/robert-o-crummey


## References

1. Integrated Authority File
2. Czech National Authority Database
3. Catalog of the German National Library
4. [Source](http://www.persee.fr/authority/40073)
5. NUKAT
6. datos.bne.es
7. Virtual International Authority File
8. National Library of Israel Names and Subjects Authority File
9. Catalogo of the National Library of India