Gwyn a Gwenno
By: gan Hywel Griffiths ; dyluniwyd gan Rhiannon Sparks
Contributors: Sparks, Rhiannon, illustrator; Canolfan Peniarth
Series: Cyfres y geiniog; Cyfres y geiniog
Publisher: Canolfan Peniarth
Published: 2015
Place of publication: Caerfyrddin
Language: wel
Number of pages: 47
ISBN-13: 9781783900664
Subjects: Juvenile fiction