| title | ISBN-13 | year of publication |
|---|---|---|
| ABC of Style: A Guide to Plain English | 978-0-06-080083-3 | 1980 |
| A deskbook of American spelling and style | 978-0-06-463543-1 | 1981 |
| How to Be Brief: An Index to Simple Writing. | 978-0-06-001500-8 | 1962 |
| How to Write Plain English | 978-0-06-463536-3 | 1981 |
| How to Write Plain English: A Book for Lawyers and Consumers: With 60 Before-And-After Translations from Legalese | 978-0-06-011278-3 | 1979 |
| Look It Up: A Deskbook of American Spelling and Style | 978-0-06-011292-9 | 1977 |
| Say What You Mean | 978-0-06-011291-2 | 1972 |
| The Art of Clear Thinking | 978-0-06-463369-7 | 1951 |
| Why Johnny Can't Read--And What You Can Do About It. | 978-0-06-001620-3 | 2000 |
| Why Johnny Still Can't Read: A New Look at the Scandal of Our Schools | 978-0-06-091031-0 | 1983 |
F. F. · R. F. · R. Flesch · R Franz · Rudolf F. · Rudolf Flesch · Rudolf Franz