Cita APA (7a ed.)

Deavours, C. A. (1987). Cryptology yesterday, today, and tomorrow. Artech House.

Cita Chicago Style (17a ed.)

Deavours, Cipher A. Cryptology Yesterday, Today, and Tomorrow. Norwood: Artech House, 1987.

Cita MLA (9a ed.)

Deavours, Cipher A. Cryptology Yesterday, Today, and Tomorrow. Artech House, 1987.