APA (7th ed.) Zitazioa
SPRUIT, I. (1995). DUTCH ANNALS OF ADDICTION 1994. TRENDS AND PERSPECTIVES. NETHERLANDS INSTITUTE OF ALCOHOL AND DRUGS.
Chicago Style (17th ed.) Zitazioa
SPRUIT, I.P. DUTCH ANNALS OF ADDICTION 1994. TRENDS AND PERSPECTIVES. UTRECHT (ND): NETHERLANDS INSTITUTE OF ALCOHOL AND DRUGS, 1995.
MLA (9th ed.) Zitazioa
SPRUIT, I.P. DUTCH ANNALS OF ADDICTION 1994. TRENDS AND PERSPECTIVES. NETHERLANDS INSTITUTE OF ALCOHOL AND DRUGS, 1995.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.