Nicholson, M. (1957). A dictionary of American-English usage: Based on Fowler's Modern English usage. Oxford University Press.
Lua i Stíl Chicago (17ú heag.)Nicholson, Margaret. A Dictionary of American-English Usage: Based on Fowler's Modern English Usage. New York: Oxford University Press, 1957.
Lua MLA (9ú heag.)Nicholson, Margaret. A Dictionary of American-English Usage: Based on Fowler's Modern English Usage. Oxford University Press, 1957.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.