Fader Peter. (2012). Customer Centricity. Wharton Digital Press.
Dyfyniad Arddull ChicagoFader Peter. Customer Centricity. Philadelphia: Wharton Digital Press, 2012.
Dyfyniad MLAFader Peter. Customer Centricity. Wharton Digital Press, 2012.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.