Παραπομπή σε μορφή APA (7η εκδ.)

Dorn, N., Black, C., & Ballotta, D. (2002). Prosecution of drug users in Europe: Varying pathways to similar objectives. Office for Official Publications of the European Communities.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Dorn, Nicholas, Christopher Black, και Danilo Ballotta. Prosecution of Drug Users in Europe: Varying Pathways to Similar Objectives. Luxembourg: Office for Official Publications of the European Communities, 2002.

Παραπομπή σε μορφή MLA (8th εκδ.)

Dorn, Nicholas, et al. Prosecution of Drug Users in Europe: Varying Pathways to Similar Objectives. Office for Official Publications of the European Communities, 2002.