Richards, J. C., & Bycina, D. (1984). Person to Person: Communicative Speaking and Listening Skills. Oxford: Oxford University Press.
Dyfyniad Arddull ChicagoRichards, Jack C., và David Bycina. Person to Person: Communicative Speaking and Listening Skills. Oxford: Oxford University Press, 1984.
Dyfyniad MLARichards, Jack C., và David Bycina. Person to Person: Communicative Speaking and Listening Skills. Oxford: Oxford University Press, 1984.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.