Simmel, G. (1955). Conflict & The web of group- affiliations. New York: The Free Press.
Trích dẫn kiểu ChicagoSimmel, Georg. Conflict & The Web of Group- Affiliations. New York: The Free Press, 1955.
MLA CitationSimmel, Georg. Conflict & The Web of Group- Affiliations. New York: The Free Press, 1955.
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