Argraffiad Saesneg gwreiddiol = Original English edition : Oxford : Oxford University Press, 1999.
Addasiad Cymraeg gan = Welsh adaptation by : Juli Paschalis.
Wythnos Wasi a fi by Pippa Goodhart. ISBN 0861744950. Published by Gwasg Prifysgol Cymru in 2002. Publication and catalogue information, links to buy online and reader comments.