Emynau a Thonau'r Mawl /
Nicholas, W. Rhys(William Rhys),1916-
Union of Welsh Independents.Bwrdd Cenhadol.
Abertawe : Gwasg John Penry [ar ran] Bwrdd Cenhadol Undeb yr Annibynwyr Cymraeg,
[1988?]
Union of Welsh Independents.