„Article 19“. International Covenant on Civil and Political Rights. Office of the United Nations High Commissioner for Human Rights; adopted and opened for signature, ratification and accession by UN General Assembly resolution 2200A (XXI) of 16 December 1966, entry into force 23 March 1976. 23 მარტი 1976. დაარქივებულია ორიგინალიდან — 5 July 2008. ციტირების თარიღი: 13 March 2014.
„Article 19“. International Covenant on Civil and Political Rights. Office of the United Nations High Commissioner for Human Rights; adopted and opened for signature, ratification and accession by UN General Assembly resolution 2200A (XXI) of 16 December 1966, entry into force 23 March 1976. 23 მარტი 1976. დაარქივებულია ორიგინალიდან — 5 July 2008. ციტირების თარიღი: 13 March 2014.