Soars, L., & Soars, J. (2000). New headway English course: Elementary : workbook with key. Oxford: Oxford University Press.
Trích dẫn kiểu ChicagoSoars, Liz., và John Soars. New Headway English Course: Elementary : Workbook With Key. Oxford: Oxford University Press, 2000.
MLA CitationSoars, Liz., và John Soars. New Headway English Course: Elementary : Workbook With Key. Oxford: Oxford University Press, 2000.
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