Check out Justin Bieber Memoir First Step 2 Forever which will be released in October. You can pre order your book through First Step 2 Forever Justin Biber site.
Click here to  order your book
Also check out Justin Biber facebook page and join other 1000 of fans.
justin bieber book belived to be a big hit already in music industry and expected to break many records.
http://www.firststep2forever.com/