APA aipamena

Calvocoressi, P. (1986). World politics since 1965. London: Longman.

Chicago Style aipamena

Calvocoressi, Petter. World Politics Since 1965. London: Longman, 1986.

MLA aipamena

Calvocoressi, Petter. World Politics Since 1965. London: Longman, 1986.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.