| title | ISBN-13 | year of publication |
|---|---|---|
| Manual for personality development for work | 978-0-538-29710-3 | 1981 |
| Personality Development for Business | 978-0-538-11410-3 | 1973 |
| Personality development for work | 978-0-538-11420-2 | 1981 |
| Philosophy and psychology of teaching typewriting | 978-0-538-24430-5 | 1973 |