Llyfr bordyn = Board book.
Gyda sain electronig = With electronic sounds.
Argraffiad Saesneg gwreiddiol = Original English edition : London : Campbell Books, 2003.
Dan a'i jac codi baw = Dan and his digger by Sally Hobson. ISBN 1855966158. Published by Dref Wen in 2004. Publication and catalogue information, links to buy online and reader comments.