Oxford. (2000). Modern English Usage. Oxford University Press.
Chicago-čujuhus (17. p.)Oxford. Modern English Usage. New York: Oxford University Press, 2000.
MLA-čujuhus (9. p.)Oxford. Modern English Usage. Oxford University Press, 2000.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.