CBAC Safon Uwch Hanes – Canllaw i Fyfyrwyr Uned 5: Dehongliadau Hanesyddol (asesu di-arholiad) WJEC A-level History Student Guide Unit 5: Historical Interpretations (non-examined assessment; Welsh language edition) Star Phil Heftet / 2020 / Engelsk
WJEC A-level History Student Guide Unit 5: Historical Interpretations (non-examination assessment) Star Phil Heftet / 2019 / Engelsk
Datblygiadau ym Myd Chwaraeon, Hamdden a Thwristiaeth yn ystod yr 20fed Ganrif Star Phil Heftet / 2011 / Walisisk
