Auñamendi Eusko EntziklopediaFund Bernardo Estornés Lasa

To quote this article:

Kortazar Uriarte, Jon. Arrats beran (1935). Esteban Urkiaga. Auñamendi Encyclopedia [on line], 2020. [Date of consultation: October 26 2020]. Available in: http://aunamendi.eusko-ikaskuntza.eus/en/arrats-beran-1935-esteban-urkiaga/ar-154304/