Cita APA (7th ed.)

Colon, F., & Keen, B. (1959). The life of the Admiral Christopher Columbus. Rutgers University Press.

Cita Chicago (17th ed.)

Colon, Fernando, i Benjamin Keen. The Life of the Admiral Christopher Columbus. New Brunswick, N.J: Rutgers University Press, 1959.

Cita MLA (9th ed.)

Colon, Fernando, i Benjamin Keen. The Life of the Admiral Christopher Columbus. Rutgers University Press, 1959.