Fisk, G. M., & Peirce, P. S. (1925). International commercial policies with special reference to the United States ; a text-book. The Macmillan company.
Lua i Stíl Chicago (17ú heag.)Fisk, George Mygatt, agus Paul Skeels Peirce. International Commercial Policies with Special Reference to the United States ; a Text-book. New York: The Macmillan company, 1925.
Lua MLA (9ú heag.)Fisk, George Mygatt, agus Paul Skeels Peirce. International Commercial Policies with Special Reference to the United States ; a Text-book. The Macmillan company, 1925.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.