Soars, L., & Soars, J. (2004). New headway: English course :elementary student's book (Intermediate Workbook :with key.). Oxford University Press.
Citace podle Chicago (17th ed.)Soars, Liz, a John Soars. New Headway: English Course :elementary Student's Book. Intermediate Workbook :with key. Oxford: Oxford University Press, 2004.
Citace podle MLA (8th ed.)Soars, Liz, a John Soars. New Headway: English Course :elementary Student's Book. Intermediate Workbook :with key. Oxford University Press, 2004.
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