EDIT: Thanks to MvdV, here are scans of the Worlds booklets of '05 through to '10, hopefully someone can help out with scans of '04 and '11. Here are the links:
2005 Booklet
2006 Booklet
2007 Booklet
2008 Booklet
2009 Booklet
2010 Booklet
2005 Booklet
2006 Booklet
2007 Booklet
2008 Booklet
2009 Booklet
2010 Booklet
Last edited: