Houghton, D. P. (2001). US foreign policy and the Iran hostage crisis. Cambridge University Press.
Cita Chicago (17th ed.)Houghton, David Patrick. US Foreign Policy and the Iran Hostage Crisis. Cambridge: Cambridge University Press, 2001.
Cita MLA (9th ed.)Houghton, David Patrick. US Foreign Policy and the Iran Hostage Crisis. Cambridge University Press, 2001.
Atenció: Aquestes cites poden no estar 100% correctes.