Argraffiad Saesneg gwreiddiol = Original English edition : Kingston upon Thames : b small publishing, 1991.
Addasiad Cymraeg gan = Welsh adaptation by : Hedd a Non ap Emlyn.
Gweithgareddau'r Nadolig by Catherine Bruzzone. ISBN 1855965992. Published by Dref Wen in 2003. Publication and catalogue information, links to buy online and reader comments.