Sawyer, W. C., & Sprinkle, R. L. (2009). International economics (2rd ed.). Upper Saddle River.
Chicagoスタイル(17版)引用形式Sawyer, W. Charles, , Richard L. Sprinkle. International Economics. 2rd ed. New Jersy: Upper Saddle River, 2009.
MLA(9版)引用形式Sawyer, W. Charles, , Richard L. Sprinkle. International Economics. 2rd ed. Upper Saddle River, 2009.
警告: この引用は必ずしも正確ではありません.