P1073 Testun Cymraeg/Saesneg tête-bêche = Welsh/English text tête-bêche.
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Adroddiad ar: Wasanaeth Troseddu Ieuenctid Wrecsam. ISBN 1844733548. Published by Y Comisiwn Archwilio in 2005. Publication and catalogue information, links to buy online and reader comments.