Flesch, R. F. (1949). The art of readable writing. ([1st ed.].). Harper.
Chicago-čujuhus (17. p.)Flesch, Rudolf Franz. The Art of Readable Writing. [1st ed.]. New York: Harper, 1949.
MLA-čujuhus (9. p.)Flesch, Rudolf Franz. The Art of Readable Writing. [1st ed.]. Harper, 1949.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.