Cita APA (7th ed.)

Gaddis, J. L. (2004). Surprise, security and the American experience. Harvard University Press.

Cita Chicago (17th ed.)

Gaddis, John Lewis. Surprise, Security and the American Experience. Cambridge: Harvard University Press, 2004.

Cita MLA (9th ed.)

Gaddis, John Lewis. Surprise, Security and the American Experience. Harvard University Press, 2004.

Atenció: Aquestes cites poden no estar 100% correctes.