Arg. Saesneg gwreiddiol = Original English ed.: London: Hamish Hamilton, 1996.
Addasiad Cymraeg gan = Welsh adaptation by: Siân Lewis.
OBNB doesn't sell books, but you may be able to find a copy at one of these websites:
Y tri diemwnt by Jenny Alexander. ISBN 185902680X. Published by Gwasg Gomer in 1998. Publication and catalogue information, links to buy online and reader comments.
