Yn cynnwys mynegai = Includes index.
Argraffiad Saesneg gwreiddiol = Original English edition : London : A & C Black, 2003.
Addasiad Cymraeg gan Glyn a Gill Saunders Jones = Welsh adaptation by Glyn and Gill Saunders Jones.
Trychfilod by Paul McEvoy. ISBN 1905255101. Published by @ebol in 2005. Publication and catalogue information, links to buy online and reader comments.