Harris, M. G.
The Joshua Files. The Invisible City
London, Scholastic, 2008
Paperback original. Fine in striking orange fluorescent plastic sleeve.
Scholastic secured the option on this first novel in a two-book deal, fighting off bidding from four other publishers.
One Boy - One Deadly Prophecy - One Heart-Stopping Adventure. Set in the Mexican jungle.
Recommended.
For more info, see the Book Trailer for The Joshua Files on YouTube