Geiriadur prifysgol Cymru =
Subtitle: A Dictionary of the Welsh language
By: golygydd, R.J. Thomas. Cyf.1, A-Ffysur.
Contributors: Thomas, R. J. 1908-1976.
Publisher: Gwasg Prifysgol Cymru ar ran Bwrdd Gwybodau Celtaidd Prifysgol Cymru
Published: 1967
Place of publication: Caerdydd
Language: wel
Number of pages: 1366
Subjects: Welsh language -- Dictionaries.
Other titles: A Dictionary of the Welsh language.