4SCHON D A, REIN. Frame Reflection:Toward the Resolution of Intractable Policy Controversies[ M ]. New York:Harper Collins publishers, 1994:38-60.
5BROMLING. Images of Street Children:A Study on Naming and Framing a Social Problem at UNICEF Brazil, Headquarters andEgypt[ D]. A Thesis Presented to the Faculty of the Graduate School of Education of Harvard University in Partial Fulfillment of the Requirements for the Degree of Doctor of Education, A, 1997:28--30.
6MERTON R K. On the Shoulders of Giants[ M]. IL:University of Chicago Press, 1993:5-20.
7KITSUSE J, SPECTO M. Toward a Sociology of Social Problems : Social Conditions, Value - Judgments, & Social Problems [ J ]. Social Problems, 1972 (73) :407-431.
8ARINAND M. Social Problems as Social Movements [ M ]. Philadelphia.J B Lippincott Co, 1975:41-55.
9GUSFIELD J R. The Culture of Public Problems: Drinking - driving and the Symbolic Order[ M]. Chicago:The University of Chicago press. 1981:30-62.
10REIN M,SCHON D A. Problem Setting in Policy Research[ C]// WEISS C. Using Social Research in Public Policy Making. Lexington. MA - D. C. Heath & Company, 1977:6-9.
