Cyhoeddwyd ar achlysur yr arddangosfa = Published on occasion of the exhibition: 'The study of disciplines' Fred Langford Edwards, Wrexham Library Arts Centre, 9th September - 21st October 1995.
Cyhoeddwyd yn ddwyieithog yn Gymraeg a Saesneg mewn argraffiad o 500 = Published bilingually in Welsh and English in an edition of 500.
The study of disciplines = Astudio disgyblaethau by Fred Langford Edwards. ISBN 185991019X. Published by Wrexham Library Arts Centre in 1995. Publication and catalogue information, links to buy online and reader comments.