Charan, R. (2007). What the Customer Wants You to Know. Portfolio/Penguin.
Chicago-čujuhus (17. p.)Charan, Ram. What the Customer Wants You to Know. Gururgram: Portfolio/Penguin, 2007.
MLA-čujuhus (9. p.)Charan, Ram. What the Customer Wants You to Know. Portfolio/Penguin, 2007.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.