5 books
CBAC Cemeg UG Llyfr – Gwaith Adolygu (WJEC Chemistry for AS Level – Revision Workbook)
CBAC CEMEG U2 LLYFR GWAITH ADOLYGU (WJEC CHEMISTRY FOR A2 LEVEL – REVISION WORKBOOK)
WJEC Chemistry for A2 Level - Revision Workbook
WJEC Chemistry for AS Level: Revision Workbook
WJEC Chemistry for AS Level Student Book: 2nd Edition