One false note

Amy and Dan Cahill are hot on the trail of one of 39 Clues hidden around the world. When there's a Clue on the line, anything can happen.

Main Author: Korman, Gordon.
Other Authors: Rapkin, David.
Format: Audiobooks eAudiobook Downloads eAudiobook
Language: English
Published: New York City : Scholastic Audio, 2009.
Edition: Unabridged.
Series: The 39 Clues.
Subjects:
Online Access: Go to Downloadable Audiobook Here.