Ch-chwyrnu!
By: Michael Rosen ; lluniau gan Jonathan Langley ; trosiad gan Gwynne Williams.
Contributors: Langley, Jonathan, 1952-; Williams, Gwynne, 1937-
Publisher: Dref Wen
Published: 2003
Place of publication: Cardiff
Language: wel
Number of pages: 26
Subjects: Domestic animals -- Pictorial works -- Juvenile fiction.; Snoring -- Juvenile fiction.
Genres: Pictorial works; Juvenile fiction.
Work titles: Snore!.
Notes: Argraffiad Saesneg gwreiddiol = Original English edition : London : HarperCollins, 1998.

Argraffiad Cymraeg gwreiddiol = Original Welsh edition : 1999.

Addasiad Cymraeg gan = Welsh adaptation by : Gwynne Williams.

Addasiad Cymraeg o = Welsh adaptation of : Snore!.