Park, R. E. Human migration and the the Marginal Man (1928): Robert E. Park. Theories of Ethnicity : a classical reader.(1996).
Lua i Stíl Chicago (17ú heag.)Park, Robert E. "Human Migration and the the Marginal Man (1928): Robert E. Park." Theories of Ethnicity : A Classical Reader.(1996) .
Lua MLA (8ú heag.)Park, Robert E. "Human Migration and the the Marginal Man (1928): Robert E. Park." Theories of Ethnicity : A Classical Reader.(1996), .
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