Cita APA (7a ed.)

Observatorio Europeo de las Drogas y las Toxicomanías. (2017). Cannabis legislation in Europe: An overview. Office for Official Publications of the European Communities.

Cita Chicago Style (17a ed.)

Observatorio Europeo de las Drogas y las Toxicomanías. Cannabis Legislation in Europe: An Overview. Luxembourg: Office for Official Publications of the European Communities, 2017.

Cita MLA (9a ed.)

Observatorio Europeo de las Drogas y las Toxicomanías. Cannabis Legislation in Europe: An Overview. Office for Official Publications of the European Communities, 2017.