Cita APA (7a ed.)

Caldwell, J. C. (1959). Let's visit Korea (9. impr.). Day.

Cita Chicago Style (17a ed.)

Caldwell, John C. Let's Visit Korea. 9. impr. New York: Day, 1959.

Cita MLA (9a ed.)

Caldwell, John C. Let's Visit Korea. 9. impr. Day, 1959.