Wallace, I. (1990). The global economic system. Unwin Hyman.
Chicagoスタイル(17版)引用形式Wallace, Iain. The Global Economic System. London: Unwin Hyman, 1990.
MLA(9版)引用形式Wallace, Iain. The Global Economic System. Unwin Hyman, 1990.
警告: この引用は必ずしも正確ではありません.