Cita APA (7a ed.)

Steele, R. D. (2000). On intelligence: Spies and secrecy in an open world. AFCEA International Press.

Cita Chicago Style (17a ed.)

Steele, Robert David. On Intelligence: Spies and Secrecy in an Open World. Fairfax, Va: AFCEA International Press, 2000.

Cita MLA (8a ed.)

Steele, Robert David. On Intelligence: Spies and Secrecy in an Open World. AFCEA International Press, 2000.