Calvocoressi, P. (1982). World politics since 1945. (4th ed.). Longman.
Chicago Style (17th ed.) ZitazioaCalvocoressi, Peter. World Politics Since 1945. 4th ed. London: Longman, 1982.
MLA (9th ed.) ZitazioaCalvocoressi, Peter. World Politics Since 1945. 4th ed. Longman, 1982.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.