Evaluation for the 21st centuryde Eleanor Chelimsky, William R. ShadishMateriasEvaluation research (Social action programs)Research DesignRecherche evaluative (Programmes d'action sociale)Evolucʹao (pesquisa)Politicas publicas
DDOD's risk assessment and safeguards management of chemical DOD's risk assessment and safeguards management of chemical and biological warfare research and development facilities