TY - BOOK ED - Observatorio Europeo de Drogas y Toxicomanías TI - European drug prevention quality standards: : a quick guide SN - 978-92-9168-665-0 PY - 2013/// CY - Luxembourg PB - Publications Office of the European Union KW - Drogas KW - Prevención UR - http://www.emcdda.europa.eu/attachements.cfm/att_218446_EN_TD0113424ENN.pdf ER -