Gifford, P., & ed. The National interests of the United States in foreign policy. University Press of America.
Chicagoスタイル(17版)引用形式Gifford, Prosser, , ed. The National Interests of the United States in Foreign Policy. Washington, D.C.: University Press of America.
MLA(9版)引用形式Gifford, Prosser, , ed. The National Interests of the United States in Foreign Policy. University Press of America.
警告: この引用は必ずしも正確ではありません.