Testun ar gyfer blynyddoedd 1,2 a 3 = Text for years 1,2 and 3.
Addasiad o 'Rhamant' [ar gyfer blynyddoedd 4 a 5] a gyhoeddwyd yn wreiddiol = Adaptation of 'Rhamant' [for years 4 and 5] which was originally published: Cheltenham : Stanley Thornes, 1988.
Rhamant : rhan o ddeunydd project 'Ehangu gorwelion'. ISBN 1857870964. Published by Canolfan Astudiaethau Iaith in 1992. Publication and catalogue information, links to buy online and reader comments.