APA-viite (7. p.)

Houghton, D. P. (2001). US foreign policy and the Iran hostage crisis. Cambridge University Press.

Chicago-viite (17. p.)

Houghton, David Patrick. US Foreign Policy and the Iran Hostage Crisis. Cambridge: Cambridge University Press, 2001.

MLA-viite (9. p.)

Houghton, David Patrick. US Foreign Policy and the Iran Hostage Crisis. Cambridge University Press, 2001.