Traethawd (M.Phil.) - Coleg Prifysgol Cymru Bangor, 1995 = Thesis (M.Phil.) - University College of North Wales, 1995.
Sylfaenwyr addysg Sir Gaernarfon : astudiaeth o ddatblygiad gwaith Pwyllgor Addysg Sir Gaernarfon 1902-1910 by Twm Prys Jones. ISBN 0904567397. Published by Canolfan Ymchwil Cymru, Prifysgol Cymru Bangor in 1996. Publication and catalogue information, links to buy online and reader comments.