Gwy^r lle^n y ddeunawfed ganrif a'u cefndir
By: pedair ar hugian o sgyrsiau radio wedi'u golygu gan Dyfnallt Morgan.
Contributors: Morgan, Dyfnallt, 1917-1994.
Edition: 2nd ed.
Publisher: Christopher Davies
Published: 1977
Place of publication: Abertawe
Language: wel
Number of pages: 215