Cita APA

Carr, E. H. 1. (2001). The Twenty years' crisis: 1919-1939 : an introduction to the study of international relations. New York: Perennial.

Citación estilo Chicago

Carr, Edward Hallett 1892-1982. The Twenty Years' Crisis: 1919-1939 : An Introduction to the Study of International Relations. New York: Perennial, 2001.

Cita MLA

Carr, Edward Hallett 1892-1982. The Twenty Years' Crisis: 1919-1939 : An Introduction to the Study of International Relations. New York: Perennial, 2001.