«Challange Rumantsch»

Name: «Challange Rumantsch»
Uploaded: 2017-11-24T20:37:49+01:00
Duration: 4 min 22 s
Description: Students da l'ETH pon preschentar al WEF 2018 in project per promover il rumantsch.

Students da l'ETH pon preschentar al WEF 2018 in project per promover il rumantsch.