«Universal Declaration of Human Rights». United Nations. 10. desember 1948. Arkivert fra originalen 8. desember 2014. Besøkt 13. desember 2007. «Adopted and proclaimed by General Assembly resolution 217 A (III) of 10 December 1948 ... Article 4. No one shall be held in slavery or servitude; slavery and the slave trade shall be prohibited in all their forms.»
«Universal Declaration of Human Rights». United Nations. 10. desember 1948. Arkivert fra originalen 8. desember 2014. Besøkt 13. desember 2007. «Adopted and proclaimed by General Assembly resolution 217 A (III) of 10 December 1948 ... Article 4. No one shall be held in slavery or servitude; slavery and the slave trade shall be prohibited in all their forms.»