Cita APA (7a ed.)

Bernal, I., & Barnstone, W. (1963). Mexico before Cortez: Art, histor, legend. Doubleday.

Cita Chicago Style (17a ed.)

Bernal, Ignacio, y Willis Barnstone. Mexico Before Cortez: Art, Histor, Legend. Garden City, NY: Doubleday, 1963.

Cita MLA (8a ed.)

Bernal, Ignacio, y Willis Barnstone. Mexico Before Cortez: Art, Histor, Legend. Doubleday, 1963.