The language revolutionde David CrystalMateriasLanguage obsolescenceInternetLanguage and languagesEnglish languageUitstervende talenSprachtodAnglais (Langue)Langage et languesEngelsWeltspracheTaalveranderingDisparitionEdiciones (1)The language revolution (2004)Polity Press · inglésMás obras de David CrystalAAdvanced conversational EnglishAdvanced conversational EnglishThe Cambridge Biographical DictionaryCCurrent Research into Specific Learning DifficultiesCurrent Research into Specific Learning Difficulties
CCurrent Research into Specific Learning DifficultiesCurrent Research into Specific Learning Difficulties