APA-viite (7. p.)
Frank, I. (1981). Trade policy issues for the developing countries in the 1980s.
Chicago-viite (17. p.)
Frank, Isaiah. Trade Policy Issues for the Developing Countries in the 1980s. 1981.
MLA-viite (9. p.)
Frank, Isaiah. Trade Policy Issues for the Developing Countries in the 1980s. 1981.
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