Crystal, D. a. D. (2008). A Dictionary of Linguistics and Phonetics (6th.). Blackwell Publishing.
Dyfyniad Arddull ChicagoCrystal, David and Davy. A Dictionary of Linguistics and Phonetics. 6th. USA: Blackwell Publishing, 2008.
Dyfyniad MLACrystal, David and Davy. A Dictionary of Linguistics and Phonetics. 6th. Blackwell Publishing, 2008.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.