APA-viite

United Nations High Commission for Refugees. (2000). The state of the World's refugees 2000: Fifty years of humanitarian action. Oxford University Press.

Chicago-tyylinen lähdeviittaus

United Nations High Commission for Refugees. The State of the World's Refugees 2000: Fifty Years of Humanitarian Action. Oxford: Oxford University Press, 2000.

MLA-viite

United Nations High Commission for Refugees. The State of the World's Refugees 2000: Fifty Years of Humanitarian Action. Oxford University Press, 2000.