Co-ordinated Science: Chemistry (Welsh language edition)
by R. Gallagher, P. Ingram, Ken Owen
ISBN 13: 9780905345857
Format: Paperback (208 pages) Publisher: Uned Iaith Genedlaethol Cymru CBAC Published: 01 Jan 1995 Other Format: Paperback
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Co-ordinated Science: Physics (Gwyddoniaeit Gyfun: Rhydychen)
by Stephen Pople, Ken Owen
ISBN 13: 9780905345840
Format: Paperback (224 pages) Publisher: Uned Iaith Genedlaethol Cymru CBAC Published: 01 Nov 1994 Other Format: Paperback
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