Aquinas, Thomas, 1952. Summa Theologica. Vol. 19, 20, Great Books of the Western World, ed. R. M.Hutchins. Chicago : Encyclopedia Britannica.

Ayala, F.1984. “Introduction  .” In Studies in the Philosophy of Biology, F.Ayala and T.Dobzhansky. Berkeley and Los Angeles : Univ. of California Press.

Baker, R., and F.Elliston. 1984. Readings in the Philosophy of Sex. Buffalo : Prometheus.

Betz, D.1985. Essays on the Sermon on the Mount. Philadelphia : Fortress.

Boyd, R., and P.Richerson. 1985. Culture and the Evolutionary Process. Chicago : Univ. of Chicago Press.

Bultmann, Rudolf, 1951. Theology of the New Testament. New York : Scribner's.

Calvin, J. [1559] 1962. Institutes of the Christian Religion. Grand Rapids , Mich. : Eerdmans.

Cavalli‐Sforza, L. L., and M. W.Feldman. 1981. Cultural Transmission and Evolution. Princeton : Princeton Univ. Press.

Darwin, C.1859. On the Origin of species. London : John Murray.

Durant, J.1985. Darwinism and Divinity. Oxford : Basil Blackwell.

Futuyma, D.1979. Evolutionary Biology. Sunderland , Mass. : Sinauer.

Gish, D.1973. Evolution: The Fossils Say No! San Diego : Creation‐Life.

Green, R. M.1982. “Abraham, Isaac, and the Jewish Tradition: An Ethical Reappraisal. Journal of Religious Ethics  10: 1–21.

Hilton, B., D.Callahan, M.Harris, M.Condliffe, and B.Berkley. 1973. Ethical Issues in Human Genetics. New York : Plenum.

Isaac, G.1983. “Aspects of Human Evolution  .” In Evolution from Molecules to Men, D.S.Bendall, pp. 509–43. Cambridge : Cambridge Univ. Press.

Kant, I.1959. Foundations of the Metaphysics of Morals. Indianapolis , Ind. : Bobbs‐Merrill.

Lumsden, C., and E.O.Wilson. 1981. Genes, Mind, and Culture. Cambridge : Harvard Univ. Press.

Mackie, J.1978. “The Law of the Jungle. Philosophy  53: 553–73.

MackieJ.1979. Hume's Moral Theory. London : Routledge and Kegan Paul.

Montagu, A.1984. Science and Creationism. Oxford : Oxford Univ. Press.

Moore, G. E.1903. Principia Ethica. Cambridge : Cambridge Univ. Press.

Morris, H. M.1974. Scientific Creationism. San Diego : Creation‐Life.

Murphy, J.1982. Evolution, Morality, and the Meaning of Life. Totowa , N.J. : Rowman and Littlefield.

Nozick, R.1981. Philosophical Explanations. Cambridge : Harvard Univ. Press.

Pilbeam, D.1984. “The Descent of Hominoids and Hominids. Scientific American  250(3): 84–97.

Rawls, J.1971. A Theory of Justice. Cambridge : Harvard Univ. Press.

Rawls, J.1980. “Kantian Constructivism in Moral Theory. Journal of Philosophy  77:515–72.

Ruse, M.1979The Darwinian Revolution. Chicago : Univ. of Chicago Press.

Ruse, M.1981. “Are There Gay Genes? Sociobiology and Homosexuality. Journal of Homosexuality  6 (4): 5–34.

Ruse, M.1982. “Darwin's Legacy  .” In Charles Darwin: A Centennial Commemorative, ed. R.Chapman, pp. 323–54. Wellington , New Zealand : Nova Pacifica.

Ruse, M.1986a. “Evolutionary Ethics: A Phoenix Arisen. Zygon: Journal of Religion and Science  21 (March): 95–112.

RuseM.1986b. Taking Darwin Seriously. Oxford : Basil Blackwell.

Ruse, M.1987. “Darwin and Determinism. Zygon: Journal of Religion and Science  22 (December): 419–42.

RuseM.1988. Homosexuality: A Philosophical Inquiry. Oxford : Basil Blackwell.

Ruse, M., and E. O.Wilson. 1985. “The Evolution of Morality. New Scientist  1478: 108–28.

Singer, P.1981. The Expanding Circle: Ethics and Sociobiology. New York : Farrar, Straus, and Giroux.

Symons, D.1979. The Evolution of Human Sexuality. New York : Oxford Univ. Press.

Trigg, R.1982. The Shaping of Man. Oxford : Basil Blackwell.

Trivers, R.1971. “The Evolution of Reciprocal Altruism. Quarterly Review of Biology  46: 35–57.

Wallwork, E.1982. “'Thou shalt love thy neighbour as thyself': The Freudian critique. Journal of Religious Ethics  10: 264–319.

Weinrich, J.1982. “Is Homosexuality Biologically Natural?  ” In Homosexuality: Social, Psychological, and Biological Issues, ed. W.Paul, J.D.Weinrich, J.Gonsiorek, and M. E.Motvedt, pp. 197–208. Beverly Hills , Calif. : Sage.

Wilson, E. O.1978. On Human Nature. Cambridge : Cambridge Univ. Press.