Argraffiad Saesneg gwreiddiol = Original English edition : London : Usborne Publishing, 2001.
Teitl clawr = Cover title.
Llyfr bordyn = Board book.
Rhifau cyntaf = First Welsh numbers by Jo Litchfield. ISBN 1855965186. Published by Dref Wen in 2002. Publication and catalogue information, links to buy online and reader comments.