APA aipamena

Collier, P., & Sambanis, N. (2002). Understanding Civil War: A New Agenda.

Chicago Style aipamena

Collier, P., and N. Sambanis. Understanding Civil War: A New Agenda. 2002.

MLA aipamena

Collier, P., and N. Sambanis. Understanding Civil War: A New Agenda. 2002.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.