Soars, L., & Soars, J. (1996). New headway english course: Intermediate teacher's book. New York: Oxford University Press.
Παραπομπή Chicago StyleSoars, Liz, και John Soars. New Headway English Course: Intermediate Teacher's Book. New York: Oxford University Press, 1996.
Παραπομπή MLASoars, Liz, και John Soars. New Headway English Course: Intermediate Teacher's Book. New York: Oxford University Press, 1996.
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