"This new edition is based on the seven volumes of the Welsh-language edition of the Beirdd y Tywysogion series (Caerdydd: Gwasg Prifysgol Cymru, 1991-6)" - p. viii. - Contains the Welsh text of 33 poems, English introduction and notes, and Welsh/English vocabulary
Gwaith Bleddyn Fardd a beirdd eraill ail hanner y drydedd ganrif ar ddeg