Trysor mewn llestri pridd = Treasure in clay jars = Seoid i soithigh creafoige = Lomhas ann an soithichean creadha.
London : Churches Together in Britain and Ireland,
[2003?]
Uwchben y teitl : Gweddi am undod cristnogol 2003 = At head of title : Prayer for Christian unity 2003.
Christian union