Cita APA

Campbell, K. M., & Steinberg, J. B. (2009). Difficult transitions: Foreign policy troubles at the outset of presidential power. Brookings Institution Press.

Citación estilo Chicago

Campbell, Kurt M., y James B. Steinberg. Difficult Transitions: Foreign Policy Troubles At the Outset of Presidential Power. Brookings Institution Press, 2009.

Cita MLA

Campbell, Kurt M., y James B. Steinberg. Difficult Transitions: Foreign Policy Troubles At the Outset of Presidential Power. Brookings Institution Press, 2009.