Owain a'r mynydd
By: Malachy Doyle a Giles Greenfield ; addasiad gan Myrddin ap Dafydd...
Contributors: Greenfield, Giles.; Myrddin ap Dafydd.
Publisher: Gwasg Carreg Gwalch
Published: 2001
Place of publication: Llwyndyrys
Language: wel
Number of pages: 24
Subjects: Grandparent and child -- Pictorial works -- Juvenile fiction.
Genres: Juvenile fiction.
Work titles: Owen and the mountain.
Notes: Argraffiad Saesneg gwreiddiol = Original English edition: London : Bloomsbury Publishing Plc., 2000.

Addasiad Cymraeg gan = Welsh adaptation by: Myrddin ap Dafydd.

Addasiad Cymraeg o = Welsh adaptation of: Owen and the mountain.