Não informado. (2002). Durham working papers in linguistics. University of Durham, Department of Linguistics and English Language.
Chicago-referens (17:e uppl.)Não informado. Durham Working Papers in Linguistics. Durham, Inglaterra: University of Durham, Department of Linguistics and English Language, 2002.
MLA-referens (8:e uppl.)Não informado. Durham Working Papers in Linguistics. University of Durham, Department of Linguistics and English Language, 2002.
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