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    • The influence of socio-economic background, personal effort and motivation on English proficiency 

      Prieto Arratíbel, Amaia; Bueno Alastuey, María Camino Upna (Universidad Pública de Navarra / Nafarroako Unibertsitate Publikoa, 2015)   Artículo / Artikulua  OpenAccess
      The aim of this study was to investigate the influence of three factors –socio-economic background, individual effort, and motivation– in English proficiency, and the possible relation between individual effort and ...