Cita APA

Kahn, D. (1967). The codebreakers: The story of secret writing. New York: The Macmillan Company.

Citación estilo Chicago

Kahn, David. The Codebreakers: The Story of Secret Writing. New York: The Macmillan Company, 1967.

Cita MLA

Kahn, David. The Codebreakers: The Story of Secret Writing. New York: The Macmillan Company, 1967.