Parsons, T. (1968). American sociology; perspectives, problems, methods. Basic Books.
Lua i Stíl Chicago (17ú heag.)Parsons, Talcott. American Sociology; Perspectives, Problems, Methods. New York: Basic Books, 1968.
Lua MLA (9ú heag.)Parsons, Talcott. American Sociology; Perspectives, Problems, Methods. Basic Books, 1968.
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