Soars, L., & Soars, J. (1996). New Headway English Course: Teacher's Book. Oxford: Oxford University Press.
Chicago Style aipamenaSoars, Liz, và John Soars. New Headway English Course: Teacher's Book. Oxford: Oxford University Press, 1996.
MLA aipamenaSoars, Liz, và John Soars. New Headway English Course: Teacher's Book. Oxford: Oxford University Press, 1996.
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