Soars, L., Soars, J., & Maris, A. (2012). New Headway: Pre-Intermediate Teacher's Book (cuarta edición.). Oxford University Press.
Chicago Style (17. basım) AtıfSoars, Liz, John Soars, ve Amanda Maris. New Headway: Pre-Intermediate Teacher's Book. cuarta edición. Oxford, United Kingdom: Oxford University Press, 2012.
MLA (9th ed.) AtıfSoars, Liz, et al. New Headway: Pre-Intermediate Teacher's Book. cuarta edición. Oxford University Press, 2012.
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