Orgraff yr iaith Gymraeg :
adroddiad /
Pwyllgor Llên Bwrdd Gwybodau Celtaidd Prifysgol Cymru.

APA Citation

University of Wales. Board of Celtic Studies. Language and Literature Section. (1942). Orgraff yr iaith Gymraeg: adroddiad. 2. arg. Caerdydd [Wales]: Gwasg Prifysgol Cymru.

MLA Citation

University of Wales. Board of Celtic Studies. Language and Literature Section. Orgraff Yr Iaith Gymraeg: Adroddiad. 2. arg. Caerdydd [Wales]: Gwasg Prifysgol Cymru, 1942.

Warning: These citations may not always be complete (especially for serials).