Cita APA (7th ed.)

Richardson, J. L. (1994). Crisis Diplomacy: The great powers since the mid-nineteenth century. University Press.

Cita Chicago (17th ed.)

Richardson, James L. Crisis Diplomacy: The Great Powers Since the Mid-nineteenth Century. Cambridge: University Press, 1994.

Cita MLA (9th ed.)

Richardson, James L. Crisis Diplomacy: The Great Powers Since the Mid-nineteenth Century. University Press, 1994.