Viner, Jocob
International trade and economic development : lectures delivered at the National University of Brazil / Jacob Viner
The Free Press , 1952
 Buku Teks
Dietrich, Ethel B.
World trade / Ethel B. Dietrich
Henry Holt and Company, 1940
 Buku Teks
Johnson, Harry G.
International trade and economic growth : studies in pure theory
George Allen and Unwin, 1958
 Buku Teks
Commodity trade and economic development / United Nations
Department of Economic Affairs, 1953
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Horn, Paul V.
International trade : principles and practices
Prentice-Hall, 1959
 Buku Teks