International Peace Research Association & Alger, C. F. (1998). The future of the United Nations system: Potential for the twenty-first century. United Nations University Press.
Chicago-referens (17:e uppl.)International Peace Research Association och Chadwick F. Alger. The Future of the United Nations System: Potential for the Twenty-first Century. Tokyo ; New York: United Nations University Press, 1998.
MLA-referens (8:e uppl.)International Peace Research Association och Chadwick F. Alger. The Future of the United Nations System: Potential for the Twenty-first Century. United Nations University Press, 1998.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.