Addasiad Cymraeg gan = Welsh adaptation by : Gwen Angharad Jones a Dylan Williams.
Argraffiad Saesneg gwreiddiol = Original English edition : London : Gullane Children's Books, 2003.
Dyna lle'r wyt ti! by Angela McAllister. ISBN 1902416902. Published by Cymdeithas Lyfrau Ceredigion in 2003. Publication and catalogue information, links to buy online and reader comments.