Cita APA (7th ed.)

Flesch, R. F. (1962). The art of readable writing (1st Collier Books ed.). Collier Books.

Cita Chicago (17th ed.)

Flesch, Rudolf Franz. The Art of Readable Writing. 1st Collier Books ed. New York: Collier Books, 1962.

Cita MLA (9th ed.)

Flesch, Rudolf Franz. The Art of Readable Writing. 1st Collier Books ed. Collier Books, 1962.