Argraffiad Saesneg gwreiddiol = Original English edition : London : Andersen Press, 1998.
Addasiad Cymraeg gan = Welsh adaptation by : Myrddin ap Dafydd.
Golcha dy ddwylo by Tony Ross. ISBN 0863818064. Published by Gwasg Carreg Gwalch in 2003. Publication and catalogue information, links to buy online and reader comments.