Wil Cwac Cwac
Subtitle: y llyfr mawr
By: storïau gan Urien Wiliam ; lluniau gan Beth McFall, Harry MacGregor.
Contributors: McFall, Beth.; MacGregor, Harry.
Publisher: Hughes a'i Fab
Published: 1984
Place of publication: Caerdydd
Language: eng
Number of pages: 61
Notes: Ill on lining papers.