Authorship: Salvador A.C., Rodríguez-Hoyos C.,
Fuente: Educacion XX1, 15.1, 2012, pp. 43-60
Publisher: Universidad Nacional de Educacion a Distancia
Year of publication: 2012
No. of pages: 18
Publication type: Article
DOI: 10.5944/educxx1.15.1.149
ISSN: 1139-613X,2174-5374