1. Adams, D., & Farrell, J. P. (Eds.)Education and social development. Syracuse: Syracuse University Center for Development Education, 1966.
2. Adams, D., & Farrell, J. P. Societal differentiation and educational differentiation.Comparative Education, 1969,5, 249–262.
3. Anderson, C. A. Economic development and post-primary education. In D. C. Piper & T. Cole (Eds.),Post-primary education and political and economic development. Durham, N.C.: Duke University Press, 1964. Pp. 3–26.
4. Bakan, D. The test of significance in psychological research.Psychological Bulletin, 1966,66, 423–437.
5. Baster, N.Aspects of social and economic growth — A pilot statistical study. Geneva: United Nations Research Institute for Social Development, 1965.