Argraffiad Saesneg gwreiddiol = Original English edition : London : Orchard Books, 2004.
Addasiad Cymraeg gan = Welsh adaptation by : Dylan Williams.
Casi a'r sowldiwr sws by Marion Rose. ISBN 1845120108. Published by Cymdeithas Lyfrau Ceredigion in 2004. Publication and catalogue information, links to buy online and reader comments.