Liz, & Soars, J. (2009). American headway: Student book 5. New York: Oxford University Press.
Trích dẫn kiểu ChicagoLiz, và John Soars. American Headway: Student Book 5. New York: Oxford University Press, 2009.
Deismireacht MLALiz, và John Soars. American Headway: Student Book 5. New York: Oxford University Press, 2009.
Rabhadh: D'fhéadfadh nach mbeadh na deismireachtaí seo 100% cruinn i gcónaí.