APA citiranje

Soars, L., & Soars, J. (2000). New headway English course: Elementary : workbook with key. Oxford: Oxford University Press.

Trích dẫn kiểu Chicago

Soars, Liz., và John Soars. New Headway English Course: Elementary : Workbook With Key. Oxford: Oxford University Press, 2000.

MLA citiranje

Soars, Liz., và John Soars. New Headway English Course: Elementary : Workbook With Key. Oxford: Oxford University Press, 2000.