Dyfyniad APA
Crystal, D. (2010). A little book of language. Yale University Press.
Dyfyniad Arddull Chicago
Crystal, David. A Little Book of Language. New Haven: Yale University Press, 2010.
Dyfyniad MLA
Crystal, David. A Little Book of Language. Yale University Press, 2010.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.