(1957). International and interregional economics. McGraw-Hill.
Chicagoスタイル(17版)引用形式International and Interregional Economics. New York: McGraw-Hill, 1957.
MLA(9版)引用形式International and Interregional Economics. McGraw-Hill, 1957.
警告: この引用は必ずしも正確ではありません.