Boakes, R. (1984). From Darwin to behaviorism: Psychology and the minds of animals. Cambridge: Cambridge University Press.
2.
Bowler, P.J. (1983). The eclipse of Darwinism: Anti-Darwinian evolutionary theories in the decades around 1900. Baltimore, MD: Johns Hopkins University Press.
3.
Cheney, D.L. , & Seyfarth, R.M. (1990). How monkeys see the world: Inside the mind of another species. Chicago, IL: University of Chicago Press.
4.
Cravens, H. , & Burnham, J.C. (1971). Psychology and evolutionary naturalism in American thought, 1890-1940. American Quarterly, 23, 635-657.
5.
Darwin, C. (1871). The descent of man, and selection in relation to sex (2 vols.). London: Murray.
6.
Darwin, C. (1965). The expression of the emotions in man and animals. Chicago, IL: University of Chicago Press. (Original work published 1872, London: Murray.)
7.
Ghiselin, M.T. (1969). The triumph of the Darwinian method. Berkeley: University of California Press.
8.
Kalikow, T. , & Mills, J.A. (1989). Wallace Craig (1876-1954), ethologist and animal psychologist. Journal of Comparative Psychology, 103, 281-288.
9.
Mills, J.A. (1988). An assessment of Skinner's theory of animal behavior. Journal for the Theory of Animal Behaviour, 18, 197-218.
10.
Mills, J.A. (1989). The origins and significance of Clark L. Hull's theory of value. In W.J. Baker, M.E. Hyland, R. van Hezewijk, & S. Terwee (Eds.), Recent trends in theoretical psychology (Vol. II, pp. 335-345). New York: Springer.
11.
Skinner, B.F. (1979). The shaping of a behaviorist: Part two of an autobiography. New York: Knopf.
12.
Sohn, D. (1976). Two concepts of adaptation: Psychology's and Darwin's. Journal for the History of the Behavioral Sciences, 12, 367-375.