FIELDS, R. (2021). Drugs in perspective: Causes, assessment, family, prevention, intervention, and treatment. McGraw Hill.
Chicago-viite (17. p.)FIELDS, Richard. Drugs in Perspective: Causes, Assessment, Family, Prevention, Intervention, and Treatment. McGraw Hill, 2021.
MLA-viite (9. p.)FIELDS, Richard. Drugs in Perspective: Causes, Assessment, Family, Prevention, Intervention, and Treatment. McGraw Hill, 2021.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.