Arg. Saesneg gwreiddiol = Original English ed.: Llundain: Usborne Publishing Ltd, 1990.
Addasiad Cymraeg gan = Welsh adaptation by: Emily Huws.
Methu symud by Heather Amery. ISBN 1859026605. Published by Gwasg Gomer in 1998. Publication and catalogue information, links to buy online and reader comments.