Eclipse.
The title of Cornelia Funkes third book is Inkdeath.
Deeper. that's the title
The Titan's Curse.
third person
The third book is called, quest for the secret keeper.
No, the third book in the series is called Spell Bound.
The third of the NERDS books is called NERDS: The Cheerleaders of Doom.
Genius never dies
The Mark of Athena.
The third book by Pittacus Lore will be released in August 2012. It's title is 'The Rise Of Nine'.
Unfortunately, Rick Riordan hasn't released the title to the third book yet. But when the Sun of Neptune comes out on October 4th, the title to the third book will be released.
about 15$