Perkinson, R. R. (2002). Chemical dependency counseling: A practical guide (2nd ed.). Sage Publications.
Citación estilo ChicagoPerkinson, Robert R. Chemical Dependency Counseling: A Practical Guide. 2nd ed. Thousand Oaks, Calif.: Sage Publications, 2002.
Cita MLAPerkinson, Robert R. Chemical Dependency Counseling: A Practical Guide. 2nd ed. Sage Publications, 2002.
Warning: These citations may not always be 100% accurate.