APA Citation

Soars, J., & Soars, L. (1987). Headway upper - intermediate: Student's Book. New York: Oxford University Press.

Trích dẫn kiểu Chicago

Soars, John, và Liz Soars. Headway Upper - Intermediate: Student's Book. New York: Oxford University Press, 1987.

MLA Citation

Soars, John, và Liz Soars. Headway Upper - Intermediate: Student's Book. New York: Oxford University Press, 1987.

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