Llwybr y chwyldro Ail-Arfogiad Moesol yn ôl meddwl Frank Buchman
Buchman, Frank Nathan Daniel,1878-1961.
Griffiths, Edward Henry.
Penarth Alger a Ward
1977
Translation of: 'The revolutionary path'. London : Grosvenor Books, 1975
Bibliography: p.70
Moral rearmament.