Cofio Dafy John, Abernant rhai atgofion am D.J. Williams, Rhydcymerau (1885-1970) ynghŷd ag esiamplau o roi o'i lythyron
Parry-Jones, Lilian.
[Carmarthen] Adran Gwasanaethau Diwylliannol, Cyngor Sir Dyfed
1985
Williams, D. J. (David John) 1885-1970.
Politicians