Spiegel, S. L. (1980). Dominance and diversity: The international hierarchy. University Press of America.
Chicago-čujuhus (17. p.)Spiegel, Steven L. Dominance and Diversity: The International Hierarchy. U.S.A: University Press of America, 1980.
MLA-čujuhus (9. p.)Spiegel, Steven L. Dominance and Diversity: The International Hierarchy. University Press of America, 1980.
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