APA-čujuhus (7. p.)
Ellis, H. S., & Metzler, L. A. (1949). Reading in the theory of international trade. Richard D.
Chicago-čujuhus (17. p.)
Ellis, Howard S., juo Lloyd A. Metzler. Reading in the Theory of International Trade. Illinois: Richard D, 1949.
MLA-čujuhus (9. p.)
Ellis, Howard S., juo Lloyd A. Metzler. Reading in the Theory of International Trade. Richard D, 1949.
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