TY  - BOOK
AU  - Sinek,Simon
TI  - Start with why : how great leaders inspire everyone to take action
SN  - 9781591842804
U1  - 658.4092 
PY  - 2009///
CY  - New York
PB  - Portfolio, Penguin
KW  - Leadership
KW  - Kooperativer Führungsstil
KW  - Management
ER  -