OBNB doesn't sell books, but you may be able to find a copy at one of these websites:
Mwy na drama'r Nadolig! : casgliad o sgetsys yn darlunio hanesion a storïau am fywyd Iesu by Catrin Roberts. ISBN 9781859946046. Published by Cyhoeddiadau'r Gair in 2008. Publication and catalogue information, links to buy online and reader comments.
