APA (7e ed.) Bronvermelding

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

Chicago (17e ed.) Bronvermelding

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

MLA (9e ed.) Bronvermelding

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