Cita APA (7th ed.)

Koster, R. M., & Sánchez, G. (1990). In the time of the tyrants: Panama: 1968-1990. W.W. Norton.

Cita Chicago (17th ed.)

Koster, R. M., i Guillermo Sánchez. In the Time of the Tyrants: Panama: 1968-1990. Nueva York: W.W. Norton, 1990.

Cita MLA (9th ed.)

Koster, R. M., i Guillermo Sánchez. In the Time of the Tyrants: Panama: 1968-1990. W.W. Norton, 1990.