Blundell, J., Higgens, J., & Middlemiss, N. (1982). Function in english. Oxford University Press.
Dyfyniad Arddull ChicagoBlundell, Jon, Jonathan Higgens, and Nigel Middlemiss. Function in English. Oxford: Oxford University Press, 1982.
Dyfyniad MLABlundell, Jon, et al. Function in English. Oxford University Press, 1982.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.