Arkes, H. (2002). Natural rights and the right to choose. Cambridge Univ. Press.
Chicago Style aipamenaArkes, Hadley. Natural Rights and the Right to Choose. Cambridge Univ. Press, 2002.
MLA aipamenaArkes, Hadley. Natural Rights and the Right to Choose. Cambridge Univ. Press, 2002.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.