00788nam a22002177i 450000500170000000800410001704100080005810000190006624502040008526000830028930000130037283000100038565000220039565000300041765000170044765000170046465300200048165300150050165500150051683000390053120141212095238.0010115s2001    sp     gr     000 0 spa c  aeng1 aVARIOS AUTORES10aRECENT PROGRESS IN EVALUATION. EN: EVALUATION: A KEY TOOL FOR IMPROVING DRUG PREVENTION. PAPERS FROM THE SECOND EUROPEAN CONFERENCE ON THE EVALUATION OF DRUG PREVENTION. STRASBOURG, 2-4 DECEMBER 1999  aLUXEMBURGObOFFICE FOR OFFICIAL PUBLICATIONS OF THE EUROPEAN COMMUNITIESc2000  a21-60 p. 0vno. 514aDrogodependencias14aEvaluación de servicios14aExperiencias14aInnovaciones10aAcción social10aAdicciones 4aDocumental 0aEMCDDA SCIENTIFIC MONOGRAPH SERIES