Argraffiad Saesneg gwreiddiol = Original English edition : London : Andersen Press, 2002.
Teitl clawr = Cover title.
Ffrind newydd Elfed = Elfed's new friend by David McKee. ISBN 1855965267. Published by Gwasg y Dref Wen in 2002. Publication and catalogue information, links to buy online and reader comments.