Corden, W. (1971). The theory of protection. Oxford Uni. press.
Chicagoスタイル(17版)引用形式Corden, W. The Theory of Protection. London: Oxford Uni. press, 1971.
MLA(9版)引用形式Corden, W. The Theory of Protection. Oxford Uni. press, 1971.
警告: この引用は必ずしも正確ではありません.