TY - BOOK AU - University of Wales AU - Board of Celtic Studies AU - Gruffudd AU - Bowen,D.J.(David James) ED - University of Wales. ED - Board of Celtic Studies TI - Gwaith Gruffudd Hiraethog SN - 0708310729 CY - Caerdydd PB - Gwasg Prifysgol Cymru ar ran Bwrdd Gwybodau Celtaidd Prifysgol Cymru, 1990 N1 - Includes index; Old accession number 10460 ER -