APA (7th ed.) Zitazioa

Valenzuela, A. (1978). The breakdown of democratic regimes: Chile. The John Hopkins.

Chicago Style (17th ed.) Zitazioa

Valenzuela, Arturo. The Breakdown of Democratic Regimes: Chile. Baltimore: The John Hopkins, 1978.

MLA (9th ed.) Zitazioa

Valenzuela, Arturo. The Breakdown of Democratic Regimes: Chile. The John Hopkins, 1978.