Cita APA (7a ed.)

Charan, R. (2007). What the Customer Wants You to Know. Portfolio/Penguin.

Cita Chicago Style (17a ed.)

Charan, Ram. What the Customer Wants You to Know. Gururgram: Portfolio/Penguin, 2007.

Cita MLA (9a ed.)

Charan, Ram. What the Customer Wants You to Know. Portfolio/Penguin, 2007.