# Walle Sayer

> German author

**Wikidata**: [Q2542650](https://www.wikidata.org/wiki/Q2542650)  
**Source**: https://4ort.xyz/entity/walle-sayer


## References

1. BnF authorities
2. Integrated Authority File
3. International Standard Name Identifier
4. Virtual International Authority File
5. LiteraturPort