| title | ISBN-13 (ISBN-10) | year of publication | 
|---|---|---|
| Closer to Truth: Challenging Current Belief | 978-0-07-135996-2 (0-07-135996-6) | 2000 | 
| Handbook for Creative and Innovative Managers | 978-0-07-035607-8 (0-07-035607-6) | 1987 | 
R.K. · R. Kuhn · R. L · Robert K. · Robert Kuhn · Robert L. · Robert Lawrence Kuhn