Michael Ruse "Evolutionary Ethics: A Phoenix Arisen" pp. 225-247 in Paul Thompson (ed.) Issues in Evolutionary Ethics. 1995. Buffalo, NY: State University of New York Press.
Michael Ruse "Evolutionary Ethics: A Phoenix Arisen" pp. 225-247 in Paul Thompson (ed.) Issues in Evolutionary Ethics. 1995. Buffalo, NY: State University of New York Press.