| title | ISBN-13 (ISBN-10) | year of publica- tion |
|---|---|---|
| Rudolf Flesch on Business Communications: How to Say What You Mean in Plain English | 978-0-06-463393-2 (0-06-463393-4) | 1974 |
R. Felix · R. Flaß · Richard K. Flesch · Roy Follows · Roy Fullick · Rudolf Flesch · Rudolf Franz Flesch