Cita APA

Soars, L., & Liz and John Soars. (2000). New headway English course: Elementary (Workbook with key). Oxford: Oxford University Press.

Chicago Style Citation

Soars, Liz, i Liz and John Soars. New Headway English Course: Elementary (Workbook With Key). Oxford: Oxford University Press, 2000.

Cita MLA

Soars, Liz, i Liz and John Soars. New Headway English Course: Elementary (Workbook With Key). Oxford: Oxford University Press, 2000.