Education thesaurus : UNESCO : IBE : a list of terms for indexing and retrieving documents and data in the field of education, with french and spanish equivalents. - 5a ed. rev. y aum. - Paris : UNESCO, 1991. - xii, 139 p. - IBEdata . ISBN: 9231027239 Encabezamiento--Tema: TESAUROS ---EDUCACIONEDUCACION ---TERMINOLOGIA