Verbeek, B., Zaslove, A., & Rooduijn, M. Italian populism: Toppling and re-building the party system twice. Absorbing the blow : populist parties and their impact on parties and party systems.
Lua i Stíl Chicago (17ú heag.)Verbeek, Bertjan, Andrej Zaslove, agus Matthijs Rooduijn. "Italian Populism: Toppling and Re-building the Party System Twice." Absorbing the Blow : Populist Parties and Their Impact on Parties and Party Systems .
Lua MLA (8ú heag.)Verbeek, Bertjan, et al. "Italian Populism: Toppling and Re-building the Party System Twice." Absorbing the Blow : Populist Parties and Their Impact on Parties and Party Systems, .
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.