Author:
Carman, Patrick.
Imprint:New York : Scholastic, 2009.
Physical Description168 p. : ill. ; 20 cm.
Note:Where are Amy and Dan Cahill? The two kids were last seen in Egypt, hunting for one of the 39 Clues that could make them the most powerful people on earth. But no one has seen the siblings since. Has ruthless Irina Spasky finally tracked them down? Or worse ... the Madrigals?
