Gwas yr achos mawr : cofiant Huw Llewelyn Williams /
Williams, Meirion Llewelyn.
Cledwyn of Penrhos, Cledwyn Hughes,Baron,1916-
Dinbych : Gee,
1991.
Bibliography: p157-160
Williams, Huw Llewelyn, 1904-1979.
Welsh Calvinistic Methodist Church
Calvinistic Methodists