Paperback
details (United States).(see also: Audible Audiobook · CD-ROM)
details (United Kingdom).(see also: Audible Audiobook · Audible Audiobook · CD-ROM)
details (Germany).(see also: CD-ROM · MP3 CD · Audible Hörbuch)
details (Italy).(see also: Audiolibro Audible)
ISBN: 978-0-439-94290-4
ISBN-10: 0-439-94290-X
Scholastic Press · 2008