APA (7th ed.) Zitazioa
ebrary, Inc, & Holtfrerich, C. (1988). Economic and strategic issues in U.S. foreign policy. W. de Gruyter.
Chicago Style (17th ed.) Zitazioa
ebrary, Inc, eta Carl-Ludwig Holtfrerich. Economic and Strategic Issues in U.S. Foreign Policy. Berlin ; New York: W. de Gruyter, 1988.
MLA (9th ed.) Zitazioa
ebrary, Inc, eta Carl-Ludwig Holtfrerich. Economic and Strategic Issues in U.S. Foreign Policy. W. de Gruyter, 1988.
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