Gwerslyfr addas ar gyfer astudio cwrs Economeg Safon Uwch yn ogystal ag Astudiaethau Busnes Uwch Gyfrannol a Safon Uwch a chyrsiau proffesiynol cysylltiol.
A study guide for studying A-Level Economics in Welsh. The guide is also suitable for Business Studies AS and A-Level, as well as other associated professional courses.
