1. Aldous, J. Strategies for developing family theory. Journal of Marriage and the Family ,1970, 32 ,(May), 250–257.
2. Aldous, J. A brighter view: Discussion of “through the glass darkly.” Paper presented at the NCFR Theory Construction and Research Methodology Workshop, October 1980, Portland, Oregon.
3. Alexander, J. C. Theoretical logic in sociology (Vol. 1). Berkeley: University of California Press, 1982.
4. Angell, R. The Family Encounters the Depression. New York: Scribner, 1936.
5. Bartz, K. W.,&Nye, F. I. Early marriage: A propositional formulation. Journal of Marriage and the Family ,1970, 32 ,258–268.