Ydy buwch yn dweud bww?
By: Judy Hindley ; lluniau gan Brita Granström ; trosiad gan Gwynne Williams.
Contributors: Granström, Brita.; Williams, Gwynne, 1937-
Publisher: Dref Wen
Published: 2003
Place of publication: Caerdydd
Language: wel
Number of pages: 26
Subjects: Animal sounds -- Pictorial works -- Juvenile fiction
Genres: Pictorial works; Juvenile fiction.
Work titles: Does a cow say boo?.
Notes: Addasiad Cymraeg gan = Welsh adaptation by : Gwynne Williams.

Argraffiad Saesneg gwreiddiol = Original English edition : London : Walker Books, 2002.

Addasiad Cymraeg o = Welsh adaptation of : Does a cow say boo?.