ผลต่างระหว่างรุ่นของ "มหาอำนาจ"

| style="border:1px solid pink;"<!-- c. 2010 -->|{{flag|สหรัฐ|1960}}{{#tag:ref|For the United States in 2010, see: <ref name="Canada Among Nations"/><ref name="Encarta"/><ref name="The world we want"/><ref name="Balance of Power"/><ref name="Paper for presentation at the biennial meetings of the South African Political Studies Association Saldanha, Western Cape 29 June-2 July 1999"/><ref name="Milena Sterio"/><ref name="Theo Farrell"/><ref name="Joshua Baron"/>|name="usa-2010"|group="nb"}}

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== ดูเพิ่ม ==