Cita APA (7a ed.)

Caldwell, J. C. (1967). Let's visit Colombia (5. impr.). Day.

Cita Chicago Style (17a ed.)

Caldwell, John C. Let's Visit Colombia. 5. impr. New York: Day, 1967.

Cita MLA (9a ed.)

Caldwell, John C. Let's Visit Colombia. 5. impr. Day, 1967.