Cita APA (7th ed.)

Sinek, S. (2017). Leaders eat last: Why some teams pull together and others don't (15th printing.). Portfolio/Penguin.

Cita Chicago (17th ed.)

Sinek, Simon. Leaders Eat Last: Why Some Teams Pull Together and Others Don't. 15th printing. New York: Portfolio/Penguin, 2017.

Cita MLA (9th ed.)

Sinek, Simon. Leaders Eat Last: Why Some Teams Pull Together and Others Don't. 15th printing. Portfolio/Penguin, 2017.