"First published in 2004, under the pseudonym Megan Stark by Constable in Great Britain, and by Carroll & Graff in the US"--T.p. verso.
"The White Owl edition is a slightly revised version of the 2004 edition"--T.p. verso.
OBNB doesn't sell books, but you may be able to find a copy at one of these websites:
A game of proof by Tim Vicary. ISBN 9780957169807. Published by White Owl in 2012. Publication and catalogue information, links to buy online and reader comments.
