Siegel, F. (1995). Urban Society (7th Ed.). Dushkin Publishing Group.
Cita Chicago (17th ed.)Siegel, Fred. Urban Society. 7th Ed. Connecticut: Dushkin Publishing Group, 1995.
Cita MLA (9th ed.)Siegel, Fred. Urban Society. 7th Ed. Dushkin Publishing Group, 1995.
Atenció: Aquestes cites poden no estar 100% correctes.