1. Abbot, P., Abe, J., Alcock, J. et al. (2011). Inclusive fitness theory and eusociality. Nature 471: E1-E4.
2. Alcock, J. (2001). The Triumph of Sociobiology. Oxford University Press, New York, NY.
3. Alexander, R. D. (1979a). Evolution and culture. In Evolutionary Biology and Human Social Behavior: An Anthropological Perspective (eds. N. A. Chagnon & W. Irons), pp. 59–78. Duxbury Press, North Scituate, MA.
4. Alexander, R. D. (1979b). Darwinism and Human Affairs. University of Washington Press, Seattle, WA.
5. Alexander, R. D. (1987). The Biology of Moral Systems. Aldine de Gruyter, New York, NY.