1. Wynne, E., ?School Output Measures as Tools for Change,?Education and Urban Society 2: 1 (November 1969), p. 3.
2. Trow, M.,Methodological Problems in the Evaluation of Innovation. Los Angeles: University of California, Center for the Study of Evaluation of Instructional Programs, May 1969.
3. Other problems in the evaluation of innovation are discussed in Gross, N., Giaquinta, J. B. and Bernstein, M.,Implementing Organizational Innovations: A Sociological Analysis of Planned Educational Change. New York: Basic Books, 1971; Betts, F. M., ?Evaluation of Innovation Programs in Urban Education,? Paper presented at Annual Meeting of Operations Research Society of America (ORSA), Anaheim, California, 28?30 October 1971, 34 pp.
4. Brooks, M., ?The Community Action Program As a Setting for Applied Research,?Journal of Social Issues 21 (1965), pp. 29?40.
5. Suchman, E. A.,Evaluative Research. New York: Russell Sage Foundation, 1967, pp. 31?32.