Cyhoeddiad Saesneg gwreiddiol = Original English publication: London: Walker Books, 1995.
Cyhoeddwyd dan nawdd Cynllun Llyfrau Darllen Cyd-bwyllgor Addysg Cymru = Published under the auspices of the Welsh Joint Education Committee Reading Books Project.
Y dwmi-dwm olaf un by Jill Murphy. ISBN 1855961717. Published by Dref Wen in 1995. Publication and catalogue information, links to buy online and reader comments.