Hardcover
details (USA).(see also: eBook (Kindle) · Audible Audiobook)
details (UK).(see also: eBook (Kindle) · Audible Audiobook)
details (Germany).(see also: Kindle Ausgabe · Audible Hörbuch)
ISBN: 978-965-92331-8-2
ISBN-10: 965-92331-8-3
ValCal Software Ltd · 2015