Dyfyniad APA

Soars, J., & Liz. Headway: Workbook. Oxford University Press: Oxford University Press.

Dyfyniad Arddull Chicago

Soars, John, và Liz. Headway: Workbook. Oxford University Press: Oxford University Press.

Dyfyniad MLA

Soars, John, và Liz. Headway: Workbook. Oxford University Press: Oxford University Press.

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