# Anonymous 4

> American acapella quartet

**Wikidata**: [Q258427](https://www.wikidata.org/wiki/Q258427)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Anonymous_4)  
**Source**: https://4ort.xyz/entity/anonymous-4


## References

1. Virtual International Authority File
2. BnF authorities
3. CiNii Research
4. MusicBrainz
5. Freebase Data Dumps. 2013
6. BBC Things