APA (7th ed.) Citation

Calvocoressi, P. (1991). World politics since 1945 (6. ed.). Longman.

Chicago Style (17th ed.) Citation

Calvocoressi, Peter. World Politics Since 1945. 6. ed. London u.a: Longman, 1991.

MLA (9th ed.) Citation

Calvocoressi, Peter. World Politics Since 1945. 6. ed. Longman, 1991.