Hänvisningar gällande denna post
APA-referensJournal of World-Systems Research. University Library System, University of Pittsburgh.
Chicago-stil citatJournal of World-Systems Research. United States: University Library System, University of Pittsburgh.
MLA-referensJournal of World-Systems Research. University Library System, University of Pittsburgh.
Harvard-stil citatJournal of World-Systems Research. United States: University Library System, University of Pittsburgh.
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