Quelleninformationen

Ancestry.com. Jordi family of Wyssachengraben-Eriswil, Bern, Switzerland [Datenbank online]. Provo, UT, USA: Ancestry.com Operations Inc, 2008.
Ursprüngliche Daten: Julius Billeter. Jordi family of Wyssachengraben-Eriswil, Bern, Switzerland. 1904.