Dyfyniad APA

Charan, R. (2008). What the Customer Wants You to Know. Penguin Group.

Dyfyniad Arddull Chicago

Charan, Ram. What the Customer Wants You to Know. New Delhi: Penguin Group, 2008.

Dyfyniad MLA

Charan, Ram. What the Customer Wants You to Know. Penguin Group, 2008.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.