Clark, C. (1951). The conditions of economic progress (2d ed. completely rewritten.). Macmillan.
Chicagoスタイル(17版)引用形式Clark, Colin. The Conditions of Economic Progress. 2d ed. completely rewritten. London: Macmillan, 1951.
MLA(9版)引用形式Clark, Colin. The Conditions of Economic Progress. 2d ed. completely rewritten. Macmillan, 1951.
警告: この引用は必ずしも正確ではありません.