You Have To Stop This is rumored to be the title
The Last Book By Pseudonymous Bosch Will Be Out On October 20th 2011 And Will Be Called 'You Have To Stop This.' It Is Still Not Out In England But Is Currently Out In The Us :(
Hopefully soon!
Yes it coming out in September
The fifth book - You Have To Stop This - was released in September 2011.
The fifth book in the secret series by Pseudonymous Bosch I am pretty sure is called This Book is not yet Titled unless it actually isn't. For way better info look up the question "Will there be a 5th book in the secret series by pseudonymous bosch?" right here on answers.com. And that guy will give way better info. :)
The 5th Maximum Ride book is called "Max." "Water Wings" is not the title of any book in the series.
The fifth book of the old testament is the fifth book of Moses called Deuteronomy.
Black Water.
Oblivion
There is no fifth twilight book... But Stephanie Meyer did write a novelette to acompany the series called "The Short Second Life of Bree Tanner" and she has also written a book called "The Host." A
The coffin club
The fifth book is called Max