Ellis, M., & Johnson, C. (1994). Teaching business English. Oxford University Press.
Dyfyniad Arddull ChicagoEllis, Mark, and Christine Johnson. Teaching Business English. Oxford: Oxford University Press, 1994.
Dyfyniad MLAEllis, Mark, and Christine Johnson. Teaching Business English. Oxford University Press, 1994.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.