APA način citiranja

Soars, L., & Liz & John Soars with Jop Devoy. (1998). New Headway English Course: Upper-intermediate (Workbook without key). Oxford: Oxford University Press.

Čikaški stil citiranja

Soars, Liz, i Liz & John Soars with Jop Devoy. New Headway English Course: Upper-intermediate (Workbook Without Key). Oxford: Oxford University Press, 1998.

MLA način citiranja

Soars, Liz, i Liz & John Soars with Jop Devoy. New Headway English Course: Upper-intermediate (Workbook Without Key). Oxford: Oxford University Press, 1998.