This wikibook was started more than a year ago. Revisions were last made more than a year ago. The last 13 revisions of the book's front page were made between 10/2/2010 and 4/11/2011, averaging one every 14 days and spreading over 191 days. This book has 13 webpages as of 7/1/2012. All pages are listed below for ease of reference.