Hardcover
details (USA).(see also: eBook (Kindle) · Audible Audiobook)
details (Germany).(see also: Kindle Ausgabe · Audible Hörbuch)
details (Canada).(see also: eBook (Kindle) · Audible Audiobook)
ISBN: 978-1-9848-4878-9
ISBN-10: 1-9848-4878-X
Knopf Books for Young Readers · May 2019