"Llenguatge i llengües" . . . . "Language acquisition." . . "Language and languages -Study and teaching." . . "Language and languages Study and teaching." . . . . . . . . . . . . "The Listening approach : methods and materials for applying Krashen's input hypothesis" . . . . . . . . "The listening approach : methods and materials for applying Krashen's input hypothesis" . "The listening approach : methoda and materials for applying krashen's input hypothesis" . "The listening approach : methods and materials for applying Krashen's input hypothesis"@en . . . . . "The listening approach : methods and materials for applying Krashen's Input hypothesis"@es . . . "The listening approach : Methods and materials for applying Krashen's input hypothesis" . . "Methods and materials for applying Krashen's input hypothesis" . . "Lenguaje y lenguas Estudio y enseñanza." . . "Fremdsprachenunterricht." . . "Langage et langues Étude et enseignement." . . "Ensenyament" . .