Paperback
details (United Kingdom).(see also: Audible Audiobook · eBook (Kindle))
details (USA).(see also: Audible Audiobook · eBook (Kindle))
details (Germany).(see also: Kindle Ausgabe · Audible Hörbuch)
details (Canada).(see also: eBook (Kindle) · Audible Audiobook)
ISBN: 978-1-4063-2938-4
ISBN-10: 1-4063-2938-X
Walker Books · 2014