The Renaissance and welsh literature.

af GRUFFYDD R. Geraint
Udgivet i Celts and the Renaissance : tradition and innovation : proceedings of the eighth congress..., 19-24 july 1987. (1990)

Where Was Rhaeadr Derwennydd (Canu Aneirin, Line 1114) ?

af GRUFFYDD R. Geraint
Udgivet i Celtic language, celtic culture : a festschrift for Eric P. Hamp. (1990)

A guide to welsh literature : c. 1530-1700 : volume III.

af GRUFFYDD R. Geraint Dir
Udgivet 1997