APA-viite (7. p.)
Plotnick, R., & et al. (1997). Benefits and costs of a family-focused methadone treatment and drug abuse prevention program: Preliminary findings. University of Washington.
Chicago-viite (17. p.)
Plotnick, R.D, ja et al. Benefits and Costs of a Family-focused Methadone Treatment and Drug Abuse Prevention Program: Preliminary Findings. Washington: University of Washington, 1997.
MLA-viite (9. p.)
Plotnick, R.D, ja et al. Benefits and Costs of a Family-focused Methadone Treatment and Drug Abuse Prevention Program: Preliminary Findings. University of Washington, 1997.
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