Cita APA

Carr, E. H. 1. (1964). The twenty years' crisis 1919-1939: An introduction to the study of international relations. New York: Harper Torchbooks.

Citación estilo Chicago

Carr, Edward Hallett 1892-1982. The Twenty Years' Crisis 1919-1939: An Introduction to the Study of International Relations. New York: Harper Torchbooks, 1964.

Cita MLA

Carr, Edward Hallett 1892-1982. The Twenty Years' Crisis 1919-1939: An Introduction to the Study of International Relations. New York: Harper Torchbooks, 1964.