APA (7th ed.) Citation

Flesch, R. F. (1943). Marks of readable style: A study in adult education. Teachers College, Columbia University.

Chicago Style (17th ed.) Citation

Flesch, Rudolf Franz. Marks of Readable Style: A Study in Adult Education. New York: Teachers College, Columbia University, 1943.

MLA (9th ed.) Citation

Flesch, Rudolf Franz. Marks of Readable Style: A Study in Adult Education. Teachers College, Columbia University, 1943.