APA aipamena

Crais, R. (2011). The first rule. London: Orion.

Chicago Style aipamena

Crais, Robert. The First Rule. London: Orion, 2011.

MLA aipamena

Crais, Robert. The First Rule. London: Orion, 2011.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.