This wikibook was started more than a year ago. Revisions were last made more than a year ago. The last 4 revisions of the book's front page were made between 11/9/2010 and 2/26/2011, averaging one every 27 days and spreading over 109 days. This book has 6 webpages as of 7/1/2012. All pages are listed below for ease of reference.