APA Style
Sinek, Simon. (2011).
Start with Why .
United Kingdom:
Penguin Books.
Chicago Style
Sinek, Simon.
Start with Why.
United Kingdom:
Penguin Books,
2011.
Text.
MLA Style
Sinek, Simon.
Start with Why.
United Kingdom:
Penguin Books,
2011.
Text.
Turabian Style
Sinek, Simon.
Start with Why.
United Kingdom:
Penguin Books,
2011.
Print.