by Paul Zindel
Hardcover
details (USA).
(see also: Audible Audiobook · eBook (Kindle) · CD-ROM)
details (UK).
(see also: Audible Audiobook · Audible Audiobook · eBook (Kindle))
details (Germany).
(see also: Kindle Ausgabe · CD-ROM · Audible Hörbuch)
details (Canada).
(see also: eBook (Kindle) · CD-ROM · Audible Audiobook)
ISBN: 978-0-06-026827-5
ISBN-10: 0-06-026827-1
HarperCollins Publishers · 1968