Perry, M. J. (1998). The idea of human rights: Four inquiries. Oxford University Press.
Lua i Stíl Chicago (17ú heag.)Perry, Michael J. The Idea of Human Rights: Four Inquiries. New York: Oxford University Press, 1998.
Lua MLA (9ú heag.)Perry, Michael J. The Idea of Human Rights: Four Inquiries. Oxford University Press, 1998.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.