Yr union 10
Subtitle: deg gorchymyn ar gyfer heddiw
By: Gwyn Davies ; lluniau a sylwebaeth 'Co bach' gan D. Alwyn Owen.
Contributors: Owen, D. Alwyn.
Publisher: Gwasg Efengylaidd Cymru
Published: 1990
Place of publication: Pen-y-bont ar Ogwr
Language: wel
Number of pages: 55
Subjects: Ten commandments.
Other titles: Yr union ddeg.