The First Revolution (页面存档备份,存于互联网档案馆), Revolution and After: Tragedies and Forces, World Civilizations: An Internet Classroom and Anthology, Washington State University. Accessed online 14 March 2007.
The First Revolution (页面存档备份,存于互联网档案馆), Revolution and After: Tragedies and Forces, World Civilizations: An Internet Classroom and Anthology, Washington State University. Accessed online 14 March 2007.