Kay, D. A. (1977). The Changing United Nations: Options for the United States. Academy of Political Science.
Citazione stile Chigago Style (17a edizione)Kay, David A. The Changing United Nations: Options for the United States. New York: Academy of Political Science, 1977.
Citatione MLA (9a ed.)Kay, David A. The Changing United Nations: Options for the United States. Academy of Political Science, 1977.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.