Cita APA (7a ed.)

Observatorio Europeo de las Drogas y las Toxicomanías, Greenwood, G., Robertson, K., & Fountain, J. (2000). Understanding and responding to drug use: The role of qualitative research. Office for Official Publications of the European Communities.

Cita Chicago Style (17a ed.)

Observatorio Europeo de las Drogas y las Toxicomanías, Gloria Greenwood, Kathy Robertson, y Jane Fountain. Understanding and Responding to Drug Use: The Role of Qualitative Research. Luxembourg: Office for Official Publications of the European Communities, 2000.

Cita MLA (9a ed.)

Observatorio Europeo de las Drogas y las Toxicomanías, et al. Understanding and Responding to Drug Use: The Role of Qualitative Research. Office for Official Publications of the European Communities, 2000.