1Fuller, F. F. ( 1969 ). Concerns of teachers: A developmental conceptualization. American Educational Research Journal, 6,207 -226.
2Ryan, K. (1986). The induction of new teachers. Bloomington, Ind.Phi Delta Kappa Educational Foundation.
3Hall, G. E, Wallace, R. C., & Dossett, W. A. (1973). A developmental conceptualization of the adoption process within educational institutions. Austin, TX : University of Texas,.
4Hall, G. E. , Wallace, R. C. , & Dossett, W. A. (1979). Measuring stages of concern about the innovation: A Manual for use of the SoC questionaire. Austin, Texs, The University of Texas,.