Betz, H., & Immerfall, S. (1998). The new politics of the right: Neo-populist parties and movements in established democracies / ed. by Hans-Georg Betz and Stefan Immerfall (1998.). Palgrave Macmillan.
Lua i Stíl Chicago (17ú heag.)Betz, Hans-Georg, agus Stefan Immerfall. The New Politics of the Right: Neo-populist Parties and Movements in Established Democracies / Ed. by Hans-Georg Betz and Stefan Immerfall. 1998. Basingstoke ; London: Palgrave Macmillan, 1998.
Lua MLA (8ú heag.)Betz, Hans-Georg, agus Stefan Immerfall. The New Politics of the Right: Neo-populist Parties and Movements in Established Democracies / Ed. by Hans-Georg Betz and Stefan Immerfall. 1998. Palgrave Macmillan, 1998.
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