Cita APA

Wolff, K. H. (1950). The sociology of Georg Simmel. New York US: The Free Press.

Citación estilo Chicago

Wolff, Kurt H. The Sociology of Georg Simmel. New York US: The Free Press, 1950.

Cita MLA

Wolff, Kurt H. The Sociology of Georg Simmel. New York US: The Free Press, 1950.