APA citiranje

Soars, J. &. L., & Soars, L. (1991). Headway, Pre-Intermediate: Workbook. Oxford: Oxford University Press.

Trích dẫn kiểu Chicago

Soars, John & Liz, và Liz Soars. Headway, Pre-Intermediate: Workbook. Oxford: Oxford University Press, 1991.

MLA citiranje

Soars, John & Liz, và Liz Soars. Headway, Pre-Intermediate: Workbook. Oxford: Oxford University Press, 1991.

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