1. Alexander, R. D. Darwinism and human affairs. Seattle: University of Washington Press, 1979.
2. Amoore, J. E. Specific anosmia and the concept of primary odors. Chemical Senses and Flavor, 1977, 2, 267–281.
3. Ashton, G. C., Polovina, J. J., & Vandenberg, S. G. Segregation analysis of family data for 15 tests of cognitive ability. Behavior Genetics, 1979, 9, 329–347.
4. Atkinson, R. C., Bower, G. H., & Crothers, E. J. An introduction to mathematical learning theory. New York: Wiley, 1965.
5. Barlow, G. W., & Silverberg, J. (Eds.) Sociobiology: Beyond nature/nurture? Reports, definitions and debate. Boulder, Col.: Westview Press, 1980.