Paperback
details (UK).(see also: eBook (Kindle) · Audible Audiobook)
details (USA).(see also: Audible Audiobook)
details (Canada).(see also: Audible Audiobook)
ISBN: 978-0-85707-069-2
ISBN-10: 0-85707-069-X
Simon & Schuster Children's UK · 2011