Friedrichs, R. W. (1970). A sociology of sociology. Free Press.
Cita Chicago Style (17a ed.)Friedrichs, Robert W. A Sociology of Sociology. New York: Free Press, 1970.
Cita MLA (8a ed.)Friedrichs, Robert W. A Sociology of Sociology. Free Press, 1970.
Precaución: Estas citas no son 100% exactas.