Cita APA (7a ed.)

Ullman, R. H., & Tanter, R. (1972). Theory and Policy in International Relations. Princeton University Press.

Cita Chicago Style (17a ed.)

Ullman, Richard H., y Raymond Tanter. Theory and Policy in International Relations. Princeton, New Jersey: Princeton University Press, 1972.

Cita MLA (8a ed.)

Ullman, Richard H., y Raymond Tanter. Theory and Policy in International Relations. Princeton University Press, 1972.