Tohutoro APA (7th ed.)
Perkinson, R. R. (2002). Chemical dependency counseling: A practical guide (2nd ed.). Sage Publications.
Tohutoru Kātū Chicago (17th ed.)
Perkinson, Robert R. Chemical Dependency Counseling: A Practical Guide. 2nd ed. Thousand Oaks, Calif.: Sage Publications, 2002.
Tohutoro MLA (9th ed.)
Perkinson, Robert R. Chemical Dependency Counseling: A Practical Guide. 2nd ed. Sage Publications, 2002.
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