APA Citatie

Falla, T., & Tim Falla; Liz; John Soars. (2002). New Headway English Course: Beginner (Workbook with key). Oxford: Oxford University Press.

Chicago Style citaat

Falla, Tim, en Tim Falla; Liz; John Soars. New Headway English Course: Beginner (Workbook With Key). Oxford: Oxford University Press, 2002.

MLA citatie

Falla, Tim, en Tim Falla; Liz; John Soars. New Headway English Course: Beginner (Workbook With Key). Oxford: Oxford University Press, 2002.