TY  - BOOK
AU  - Sinek, Simon
TI  - Start with why: how great leaders inspire everyone to take action
SN  - 9781591846444
AV  - HD57.7 .S564S
PY  - 2011///
CY  - New York, NY
PB  - Portfolio, Penguin
KW  - Leadership
KW  - Success in business
KW  - Leiderschap
ER  -