APA Edition Citation

Carr, E. H. (1995). Twenty years' crisis 1919 - 1939: An introduction to the study of international relations. Papermac.

Chicago Edition Citation

Carr, E. H. Twenty Years' Crisis 1919 - 1939: An Introduction to the Study of International Relations. London: Papermac, 1995.

MLA Edition Citation

Carr, E. H. Twenty Years' Crisis 1919 - 1939: An Introduction to the Study of International Relations. Papermac, 1995.