Cita APA (7a ed.)

Observatorio Europeo de las Drogas y las Toxicomanías & Farrell, M. (2000). Reviewing current practice in drug-substitution treatment in the European Union. Office for Official Publications of the European Communities.

Cita Chicago Style (17a ed.)

Observatorio Europeo de las Drogas y las Toxicomanías y Michael Farrell. Reviewing Current Practice in Drug-substitution Treatment in the European Union. Luxembourg: Office for Official Publications of the European Communities, 2000.

Cita MLA (9a ed.)

Observatorio Europeo de las Drogas y las Toxicomanías y Michael Farrell. Reviewing Current Practice in Drug-substitution Treatment in the European Union. Office for Official Publications of the European Communities, 2000.