Citazione Stile APA (7a Edizione)
Soars, J., & Soars, L. (1996). New Headway English Course: Intermediate Workbook - with key (14. vyd.). Oxford University Press.
Citazione stile Chigago Style (17a edizione)
Soars, John, e Liz Soars. New Headway English Course: Intermediate Workbook - with Key. 14. vyd. Oxford: Oxford University Press, 1996.
Citatione MLA (9a ed.)
Soars, John, e Liz Soars. New Headway English Course: Intermediate Workbook - with Key. 14. vyd. Oxford University Press, 1996.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.