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Systemau gwybodaeth
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Systemau gwybodaeth

Stephen Doyle

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Arg. Saesneg gwreiddiol = Original English ed.: Cheltenham: Stanley Thornes (Publishers) Ltd, 1996.
Yn cynnwys mynegai = Includes index.

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Systemau gwybodaeth by Stephen Doyle. ISBN 1860853153. Published by Uned Iaith Genedlaethol Cymru CBAC in 1998. Publication and catalogue information, links to buy online and reader comments.

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