Huber, R. A., & Schimpf, C. H. Populism and democracy: Theoretical and empirical considerations. Political Populism : a handbook.
Lua i Stíl Chicago (17ú heag.)Huber, Robert A., agus Christian H. Schimpf. "Populism and Democracy: Theoretical and Empirical Considerations." Political Populism : A Handbook .
Lua MLA (8ú heag.)Huber, Robert A., agus Christian H. Schimpf. "Populism and Democracy: Theoretical and Empirical Considerations." Political Populism : A Handbook, .
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.