Arg. Saesneg gwreiddiol = Original English ed.: 1995.
Addasiad Cymraeg gan = Welsh adaptation by: Mair Wynn Hughes.
Tri talog y tŷ by Dick King-Smith. ISBN 1860853722. Published by Uned Iaith Genedlaethol Cymru CBAC in 1999. Publication and catalogue information, links to buy online and reader comments.