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Defnyddiau Gwrthiannol (Adolygu Cyflawn - Tgau D&Th)

by Colin Chapman, Gwenda Lloyd Wallace, Sian Owen

ISBN 13: 9781902724898

Format: Paperback (186 pages)
Publisher: UWIC Press
Published: 01 Sep 2004

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Mân Esgyrn

by Sian Owen

ISBN 13: 9781848511507

Format: Paperback (296 pages)
Publisher: Gomer Press
Published: 28 Oct 2009

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Gwyddoniaeth Gynradd Nuffield: Golwg Gyntaf ar Drydan a Magnetau: Golwg Gyntaf ar Drydan a Magnetedd (Gwyddoniaeth gynradd Nuffield : archwilio prosesau a chysyniadau gwyddonol)

by Ken Owen, Sian Owen

ISBN 13: 9781855962552

Format: Paperback (24 pages)
Publisher: Dref Wen
Published: Apr 1997

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Gwyddoniaeth Gyfun Newydd: Ffiseg ar Gyfer yr Haen Uwch

by Stephen Pople, Sian Owen

ISBN 13: 9781855966413

Format: Paperback (268 pages)
Publisher: Gwasg y Dref Wen
Published: 23 Sep 2004

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