Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

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

Cita MLA (9th ed.)

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