Gaddis, J. L. (2004). Surprise, security, and the American experience. Harvard University Press.
Cita Chicago Style (17a ed.)Gaddis, John Lewis. Surprise, Security, and the American Experience. Cambridge, MA [u.a.]: Harvard University Press, 2004.
Cita MLA (9a ed.)Gaddis, John Lewis. Surprise, Security, and the American Experience. Harvard University Press, 2004.
Precaución: Estas citas no son 100% exactas.