Cita APA

Soars, J. Headway Pre-intermediate: Workbook. Oxford: Oxford University Press.

Chicago Style Citation

Soars, John. Headway Pre-intermediate: Workbook. Oxford: Oxford University Press.

Cita MLA

Soars, John. Headway Pre-intermediate: Workbook. Oxford: Oxford University Press.

Atenció: Aquestes cites poden no estar 100% correctes.