EUROPEAN MONITORING CENTRE FOR DRUGS AND DRUG ADDICTION
Polydrug use : patterns and responses . - Luxembourg : Office for Official Publications of the European Communities, 2009 . - 29 p.; 30 cm . - Selected Issue 2009 . - ISBN: 9789291684106
OEDT / ESTUPEFACIENTE / TOXICODEPENDÊNCIA / ESTATÍSTICAS SOBRE DROGA / EUROPA /