Dyfyniad APA

Thomas, S. E. (1921). The principles and arithmetic of foreign exchange. Macdonald & Evans.

Dyfyniad Arddull Chicago

Thomas, S. Evelyn. The Principles and Arithmetic of Foreign Exchange. London: Macdonald & Evans, 1921.

Dyfyniad MLA

Thomas, S. Evelyn. The Principles and Arithmetic of Foreign Exchange. Macdonald & Evans, 1921.

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