APA Style
Sinek, Simon. (2009).
Start With Why: How Great Leaders Inspire Everyone to Take Action .
New York:
Portfolio/Penguin.
Chicago Style
Sinek, Simon.
Start With Why: How Great Leaders Inspire Everyone to Take Action.
New York:
Portfolio/Penguin,
2009.
Text.
MLA Style
Sinek, Simon.
Start With Why: How Great Leaders Inspire Everyone to Take Action.
New York:
Portfolio/Penguin,
2009.
Text.
Turabian Style
Sinek, Simon.
Start With Why: How Great Leaders Inspire Everyone to Take Action.
New York:
Portfolio/Penguin,
2009.
Print.