Cita APA (7a ed.)

Observatorio Europeo de las Drogas y las Toxicomanías. (2010). Guidelines for collecting data on retail drug prices in Europe: Issues and challenges. Publications Office of the European Union.

Cita Chicago Style (17a ed.)

Observatorio Europeo de las Drogas y las Toxicomanías. Guidelines for Collecting Data on Retail Drug Prices in Europe: Issues and Challenges. Luxembourg: Publications Office of the European Union, 2010.

Cita MLA (9a ed.)

Observatorio Europeo de las Drogas y las Toxicomanías. Guidelines for Collecting Data on Retail Drug Prices in Europe: Issues and Challenges. Publications Office of the European Union, 2010.