# Guus van Geffen
**Wikidata**: [Q53089757](https://www.wikidata.org/wiki/Q53089757)  
**Source**: https://4ort.xyz/entity/guus-van-geffen


## References

1. [TheaterEncyclopedie](https://theaterencyclopedie.nl/wiki/Guus_van_Geffen)
2. Virtual International Authority File
3. [Source](https://theaterencyclopedie.nl/id/01944072-b00c-70c4-a648-259b14cb1213)