| Trouver son pourquoi |
2018 |
|
19 |
| Pourquoi les vrais leaders se servent en dernier (Leaders eat last. Why some teams pull together and others don't.) |
2014 |
2016 |
17 |
| Commencer par Pourquoi ( Start with Why: How Great Leaders Inspire Everyone to Take Action) |
2015 |
|
13.5 |
