# Umberto Marzocchi
**Wikidata**: [Q4003429](https://www.wikidata.org/wiki/Q4003429)  
**Source**: https://4ort.xyz/entity/umberto-marzocchi


## References

1. BnF authorities
2. OPAC SBN
3. SIUSA
4. general catalog of BnF
5. Virtual International Authority File
6. Faceted Application of Subject Terminology