
Arg. Saesneg gwreiddiol = Original English ed.: Harmondsworth: Frederick Warne, 1997.
Addasiad Cymraeg gan = Welsh adaptation by: Siân Lewis.
Teitl clawr = Cover title.
Testun a lluniau ar y cloriau tu mewn = Text and illustrations on inside covers.
Cyffwrdd a theimlo gyda Smot by Eric Hill. ISBN 1859026907. Published by Gwasg Gomer in 1998. Publication and catalogue information, links to buy online and reader comments.