Não informado. (1989). UCL working papers in linguistics. University College, Department of Phonetics and Linguistics.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. UCL Working Papers in Linguistics. London: University College, Department of Phonetics and Linguistics, 1989.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. UCL Working Papers in Linguistics. University College, Department of Phonetics and Linguistics, 1989.
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