Mass Market Paperback
details (USA).(see also: eBook (Kindle) · Audible Audiobook · Audio CD)
details (United Kingdom).(see also: Audible Audiobook · eBook (Kindle) · Audio CD)
details (Canada).(see also: eBook (Kindle) · Audio CD · Audible Audiobook)
ISBN: 978-0-590-43317-4
ISBN-10: 0-590-43317-2
Scholastic, Inc. · 1990