Nye, R. A. (1975). The Origins of crowd psychology: Gustave LeBon and the crisis of mass democracy in the Third Republic. Sage studies in 20th century history.
Cita Chicago Style (17a ed.)Nye, Robert A. "The Origins of Crowd Psychology: Gustave LeBon and the Crisis of Mass Democracy in the Third Republic." Sage Studies in 20th Century History 1975.
Cita MLA (9a ed.)Nye, Robert A. "The Origins of Crowd Psychology: Gustave LeBon and the Crisis of Mass Democracy in the Third Republic." Sage Studies in 20th Century History, 1975.
Precaución: Estas citas no son 100% exactas.