Crais, R. (2011). The first rule. London: Orion.
Chicago Style aipamenaCrais, Robert. The First Rule. London: Orion, 2011.
MLA aipamenaCrais, Robert. The First Rule. London: Orion, 2011.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.
Crais, R. (2011). The first rule. London: Orion.
Chicago Style aipamenaCrais, Robert. The First Rule. London: Orion, 2011.
MLA aipamenaCrais, Robert. The First Rule. London: Orion, 2011.