Dwy fil o flynyddoedd yn rhy hwyr?
By: [addaswyd a chyfieithwyd gan] Kathleen Rees Hughes a Rhian Hughes Jones ; [golygwyd gan] Siân Megan.
Contributors: Hughes, Kathleen Rees.; Jones, Rhian Hughes.
Publisher: Canolfan Genedlaethol Addysg Grefyddol
Published: 1984
Place of publication: Bangor
Language: wel
Number of pages: 21
Work titles: Two thousand years too late?.
Notes: Children/Juvenile.