(2003). American Headway 3: Student book. Oxford: Oxford University Press.
Trích dẫn kiểu ChicagoAmerican Headway 3: Student Book. Oxford: Oxford University Press, 2003.
MLA引文American Headway 3: Student Book. Oxford: Oxford University Press, 2003.
警告:這些引文格式不一定是100%准確.