Letter from Jeremy Miles, MS, Minister for Education and Welsh Language to Luis von Ahn, CEO, Duolingo, file type: PDF, file size: 120 KB
Llythyr gan Jeremy Miles, MS, Gweinidog y Gymraeg ac Addysg at Luis von Ahn, Prif Weithredwr, Duolingo, math o ffeil: PDF, maint ffeil: 115 KB