APA (7th ed.) Citation

Chall, J. S. (1958). Readability: An appraisal of research and application. Ohio State University.

Chicago Style (17th ed.) Citation

Chall, Jeanne S. Readability: An Appraisal of Research and Application. Columbus: Ohio State University, 1958.

MLA (9th ed.) Citation

Chall, Jeanne S. Readability: An Appraisal of Research and Application. Ohio State University, 1958.