Arg Saesneg gwreiddiol = Original English ed: London: Collins Educational, 1990.
Teitl clawr = Cover title.
OBNB doesn't sell books, but you may be able to find a copy at one of these websites:
Y castell by Ann Rowe. ISBN 0863839495. Published by Gomer in 1993. Publication and catalogue information, links to buy online and reader comments.
