(2001). American Headway 2: Student book. Oxford: Oxford University Press.
Dyfyniad Arddull ChicagoAmerican Headway 2: Student Book. Oxford: Oxford University Press, 2001.
Dyfyniad MLAAmerican Headway 2: Student Book. Oxford: Oxford University Press, 2001.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.