United Nations. Office of the United Nations High Commissioner for Refugees. (1993). The State of the world's refugees : the challenge of protection / UNHCR, United Nations High Commissioner for Refugees: The challenge of protection. Penguin.
Chicago Edition CitationUnited Nations. Office of the United Nations High Commissioner for Refugees. The State of the World's Refugees : The Challenge of Protection / UNHCR, United Nations High Commissioner for Refugees: The Challenge of Protection. Harmondsworth: Penguin, 1993.
MLA Edition CitationUnited Nations. Office of the United Nations High Commissioner for Refugees. The State of the World's Refugees : The Challenge of Protection / UNHCR, United Nations High Commissioner for Refugees: The Challenge of Protection. Penguin, 1993.