APA (7th ed.) Zitazioa
Substance Abuse Treatment, Prevention and Policy. BIOMED CENTRAL.
Chicago Style (17th ed.) Zitazioa
Substance Abuse Treatment, Prevention and Policy. [s.l.]: BIOMED CENTRAL.
MLA (9th ed.) Zitazioa
Substance Abuse Treatment, Prevention and Policy. BIOMED CENTRAL.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.