Liz, McCaul, J., & Soars, J. (2019). New headway: Pre-intermediate. workbook with key (Fifth edition.). Oxford University Press.
Čikaški stil citiranja (17. izdanje)Liz, Jo McCaul, i John Soars. New Headway: Pre-intermediate. Workbook with Key. Fifth edition. Oxford: Oxford University Press, 2019.
MLA način citiranja (9. izdanje)Liz, et al. New Headway: Pre-intermediate. Workbook with Key. Fifth edition. Oxford University Press, 2019.
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