P1073 Geirfa ac ymadroddion Cymraeg/Saesneg = Welsh/English vocabulary and phrases.
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Y byd o'n cwmpas : llyfr y disgybl by Linda Thomas. ISBN 0946737657. Published by Uned Iaith Genedlaethol Cymru CBAC in 1994. Publication and catalogue information, links to buy online and reader comments.