Cyhoeddwyd yr ail argraffiad Saesneg = Second English edition published: Cheltenham: Nelson Thornes, 2002.
Cyfieithwyd gan Ffion Kervegant ; golygwyd gan Eirian Jones = Translated by Ffion Kervegant ; edited by Eirian Jones.
Mewn ffeil fodrwy = In ring binder.
OBNB doesn't sell books, but you may be able to find a copy at one of these websites:
Allwedd Mathemateg TGAU. Banc cwestiynau Sylfaen. Manylebau A a B TGAU Edexcel. ISBN 9781845212568. Published by Canolfan Astudiaethau Addysg in 2007. Publication and catalogue information, links to buy online and reader comments.
