Wood, F. (1981). Current English Usage. Macmillan.
Chicago-čujuhus (17. p.)Wood, Freederick. Current English Usage. London: Macmillan, 1981.
MLA-čujuhus (9. p.)Wood, Freederick. Current English Usage. Macmillan, 1981.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.