Francis, W. N. (1965). The english language: An introduction. Background for writing. W.W. Norton & Co.
Chicago-čujuhus (17. p.)Francis, W. Nelson. The English Language: An Introduction. Background for Writing. New York, Estados Unidos: W.W. Norton & Co, 1965.
MLA-čujuhus (9. p.)Francis, W. Nelson. The English Language: An Introduction. Background for Writing. W.W. Norton & Co, 1965.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.