APA (7th ed.) Citation

European Monitoring Centre for Drugs and Drug Addiction. (2007). Guidelines for the evaluation of treatment in the field of problem drug use : a manual for researchers and professionals / European Monitoring Centre for Drugs and Drug Addiction: A manual for researchers and professionals. OOPEC.

Chicago Style (17th ed.) Citation

European Monitoring Centre for Drugs and Drug Addiction. Guidelines for the Evaluation of Treatment in the Field of Problem Drug Use : A Manual for Researchers and Professionals / European Monitoring Centre for Drugs and Drug Addiction: A Manual for Researchers and Professionals. Luxembourg: OOPEC, 2007.

MLA (9th ed.) Citation

European Monitoring Centre for Drugs and Drug Addiction. Guidelines for the Evaluation of Treatment in the Field of Problem Drug Use : A Manual for Researchers and Professionals / European Monitoring Centre for Drugs and Drug Addiction: A Manual for Researchers and Professionals. OOPEC, 2007.

Warning: These citations may not always be 100% accurate.