9W.Glasser.《 Reality therapy:An explanation of the steps of reality therapy》,Naomi Glasser(Ed.),What Are You Doing? Haper & Row,1980,Chapter 4.
10The William Glasser Institute:Quality School Program,Retrieved March 17,2009,from http://www.wglasser.com/index.php?option=com_content&task=view&id=15&Itemid=30