Haines, S., & Stewart, B. (2000). Landmark: Intermediate student's book. Oxford: Oxford University Press.
Dyfyniad Arddull ChicagoHaines, Simon., và Barbara Stewart. Landmark: Intermediate Student's Book. Oxford: Oxford University Press, 2000.
Dyfyniad MLAHaines, Simon., và Barbara Stewart. Landmark: Intermediate Student's Book. Oxford: Oxford University Press, 2000.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.