The Lost Hero

From Author Wars - https://authorwars.com/publications/the-lost-hero-531528.html

Overview:

Title: The Lost Hero
Author: Rick Riordan
Year: 2010
ISBN-10: 9781423142652
Publisher: Disney/Hyperion Books
Price: $12.00
Pages: 557
Binding: Trade Paperback
Type: Novel
Title Reference: The Lost Hero
Notes:
International Edition First printing