Wyddwn i mo hynna am Gymru
By: Christopher Winn ; lluniau gan Mai Osawa ; addasiad Siân Northey
Contributors: Northey, Siân; Osawa, Mai
Publisher: Cymdeithas Lyfrau Ceredigion
Published: 2008
Place of publication: Aberystwyth
Language: wel
Number of pages: 196
ISBN-13: 9781845120771
Subjects: Miscellanea; Description and travel; History; Travel
Work titles: I never knew that about Wales
Notes: Cyhoeddwyd yr arg. Saesneg gwreiddiol = Original English ed. published: London : Ebury, 2007.

Yn cynnwys mynegeion = Includes indexes.