Carr, E. H. (1964). The twenty years' crisis, 1919-1939: An introduction to the study of international relations (1st Harper Torchbook ed.). Harper & Row.
Citação do estilo Chicago (17ª ed.)Carr, Edward Hallett. The Twenty Years' Crisis, 1919-1939: An Introduction to the Study of International Relations. 1st Harper Torchbook ed. New York: Harper & Row, 1964.
Citação MLA (8ª ed.)Carr, Edward Hallett. The Twenty Years' Crisis, 1919-1939: An Introduction to the Study of International Relations. 1st Harper Torchbook ed. Harper & Row, 1964.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.