3Norman K, Denzin. Collecting and Interpreting Qualitative Materials: 180- 181.
4W.K. Kellogg Foundation Evaluation Handbook: 88.
5Debbie Mpofu,lori Lockinger et.Evaluation of a respiratory health program for farmers and their families[J].JOEM volume 44,number 11,2002,11,1064-1074.
6Carol H Weiss.Evaluation-methods for studying programs and policies.Second edition[Z].Prentice Hall,Inc.1999:3-4,10-11,58-62.
7Mari Gasiorowicz,James B Luther et.Using web-based reporting systems to evaluate health promotion:the experience of two statewide HIV prevention programs[J].Public health manngement practice,2005,11 (6),500-507.