| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| Humanistic Business: Profit through People with Passion and Purpose | 978-1-4729-0478-2 | 2014 | Todd Hutchison · Gary De Rodriguez |
| Humanistic Business: Profit Through People with Passion and Purpose | 978-1-4729-0479-9 | 2014 | Todd Hutchison · Gary De Rodriguez |
| Humanistic Business: Profit Through People with Passion and Purpose | 978-1-4729-0480-5 | 2014 | Todd Hutchison · Gary De Rodriguez |
| Ja wygrywam ty wygrywasz Niezbednik negocjatora | 978-83-61040-29-3 | 2008 | |