Park, R. E. (1967). On social control and collective bahavior. The University of Chicago.
Cita Chicago (17th ed.)Park, Robert Ezra. On Social Control and Collective Bahavior. Chicago: The University of Chicago, 1967.
Cita MLA (9th ed.)Park, Robert Ezra. On Social Control and Collective Bahavior. The University of Chicago, 1967.
Atenció: Aquestes cites poden no estar 100% correctes.