APA (7th ed.) Zitazioa
Chisholm, J. S. (1999). Death, hope, and sex: Steps to an evolutionary ecology of mind and morality. Cambridge University Press.
Chicago Style (17th ed.) Zitazioa
Chisholm, James S. Death, Hope, and Sex: Steps to an Evolutionary Ecology of Mind and Morality. Cambridge, U.K. ; New York: Cambridge University Press, 1999.
MLA (9th ed.) Zitazioa
Chisholm, James S. Death, Hope, and Sex: Steps to an Evolutionary Ecology of Mind and Morality. Cambridge University Press, 1999.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.