1 resultados para 'observation'
Observation
Observación (es), Observation (fr), Наблюдение (ru), ملاحظة (ar)
Scientific methods
Empirical research, Research work
Science
> Scientific approach
Observación (es), Observation (fr), Наблюдение (ru), ملاحظة (ar)
http://vocabularies.unesco.org/thesaurus/concept9616