References
- Cumming, G. , 1977. A group approach to the introductory statistics course in psychology , Australian Psychologist 12 (1977), pp. 293–302.
- Marascuilo, L. A. , and McSweeney, M. , 1977. Nonparametric and distribution‐free methods for the social sciences . Monterey: Brooks Cole; 1977.
- Hearnshaw, L. S. , 1978. Nixon, M. , and Taft, R. , eds. Review of Psychology in Australia . Vol. 30. 1978. pp. 104–105, Australian Journal of Psychology.
- Halford, G. S. , The development of thought . Hillsdale, N. J.: Erlbaum, in press.
- Halford, G. S. , and Wilson, W. H. , 1980. A category theory approach to cognitive development , Cognitive Psychology 12 (1980), pp. 356–411.
- Osherson, D. N. , 1974. "Logical abilities in children". In: Logical inference: Underlying operations . Vol. Vol. II. Potomac, Md.: Erlbaum; 1974, 1974.