APA aipamena

Heywood, A. (2019). Politics (Fifth edition.). London: Red Globe Press.

Chicago Style aipamena

Heywood, Andrew. Politics. Fifth edition. London: Red Globe Press, 2019.

MLA aipamena

Heywood, Andrew. Politics. Fifth edition. London: Red Globe Press, 2019.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.