Gear, J., & Gear, R. (2010). Grammar and vocabulary for the TOEIC test with answers: Self-study grammar and vocabulary reference and practice. New York: Cambridge University Press.
Παραπομπή Chicago StyleGear, Jolene, και Robert Gear. Grammar and Vocabulary for the TOEIC Test With Answers: Self-study Grammar and Vocabulary Reference and Practice. New York: Cambridge University Press, 2010.
Παραπομπή MLAGear, Jolene, και Robert Gear. Grammar and Vocabulary for the TOEIC Test With Answers: Self-study Grammar and Vocabulary Reference and Practice. New York: Cambridge University Press, 2010.
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