Kay, C. (2009). Historical thesaurus of the oxford english dictionary: With additional material from a thesaurus of old english. Oxford University Press.
Dyfyniad Arddull ChicagoKay, Christian...[et.al]. Historical Thesaurus of the Oxford English Dictionary: With Additional Material from a Thesaurus of Old English. Oxford: Oxford University Press, 2009.
Dyfyniad MLAKay, Christian...[et.al]. Historical Thesaurus of the Oxford English Dictionary: With Additional Material from a Thesaurus of Old English. Oxford University Press, 2009.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.