Não informado. (2002). Newcastle & Durham working papers in linguistics. University of Durham, Department of Linguistics and English Language.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Não informado. Newcastle & Durham Working Papers in Linguistics. Durham, Inglaterra: University of Durham, Department of Linguistics and English Language, 2002.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Não informado. Newcastle & Durham Working Papers in Linguistics. University of Durham, Department of Linguistics and English Language, 2002.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.