Book 1

December 1st, 2009
English
eBook

Book 2

February 8th, 2011
English
Paperback

Book 3

September 13th, 2011
English
Paperback

Book 4

February 14th, 2012
English
Paperback

Book 5

September 11th, 2012
English
Paperback

Book 6

March 19th, 2013
English
Paperback

Book 7

October 22nd, 2013
English
Paperback

Book 8

April 15th, 2014
English
Paperback

Book 9

September 16th, 2014
English
Paperback

Book 10

April 21st, 2015
English
Paperback
Edition: Original

Book 11

October 20th, 2015
English
Paperback

Book 13

October 18th, 2016
English
Paperback