Allwedd Mathemateg TGAU.
Baker, David,1961-
Kervegant, Ffion.
Jones, Eirian.
University of Wales, Aberystwyth.Centre for Educational Studies.
Aberystwyth : Canolfan Astudiaethau Addysg,
2007.
Cyhoeddwyd yr ail argraffiad Saesneg = Second English edition published: Cheltenham: Nelson Thornes, 2001.
Cyfieithwyd gan Ffion Kervegant ; golygwyd gan Eirian Jones = Translated by Ffion Kervegant ; edited by Eirian Jones.
Mewn ffeil fodrwy = In ring binder.
Mathematics
Mathematics
General Certificate of Secondary Education.