| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| 151 Quick Ideas for Delegating and Decision Making | 978-1-56414-961-9 | 2007 | Stephanie McFarland |
| 151 Quick Ideas to Improve Your People Skills | 978-1-60163-037-7 | 2008 | " |
| 151 Quick Ideas to Manage Your Time | 978-1-56414-899-5 | 2006 | |
| Podejmowanie decyzji i delegowanie zadan: 151 blyskotliwych rozwiazan | 978-83-246-1659-6 | ||
E. D. · R.D. · R. Dittmer · R. E. · Robert D. · Robert Dittmer · Robert E.