Daugherty, W. J., & Bowden, M. (2004). Executive secrets: Covert action and the presidency. University Press of Kentucky.
Cita Chicago (17th ed.)Daugherty, William J., i Mark Bowden. Executive Secrets: Covert Action and the Presidency. Lexington: University Press of Kentucky, 2004.
Cita MLA (9th ed.)Daugherty, William J., i Mark Bowden. Executive Secrets: Covert Action and the Presidency. University Press of Kentucky, 2004.
Atenció: Aquestes cites poden no estar 100% correctes.