by Rick Riordan
Paperback
details (UK).
(see also: eBook (Kindle) · eBook (Kindle))
details (USA).
(see also: Audio Cassette · eBook (Kindle))
details (Germany).
(see also: Kindle Ausgabe · Kindle Ausgabe)
ISBN: 978-0-14-133988-7
ISBN-10: 0-14-133988-8
Puffin · 2011