Canu Llywarch Hen / gyda rhagymadrodd a nodiadau gan Ifor Ifor Williams.
Contributors: Williams, Ifor, Sir, 1881-1965.
Publisher: Gwasg Prifysgol Cymru
Published: 1935
Place of publication: Caerdydd
Language: eng
Number of pages: 266
Notes: Bibliography : p. 245-247.