Peppers Don & Rogers Martha. (2005). Return On Customer: Creating maximum value from your scarcest resource. Currency Books & Doubleday Books.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रPeppers Don और Rogers Martha. Return On Customer: Creating Maximum Value from Your Scarcest Resource. NewYork ,USA: Currency Books & Doubleday Books, 2005.
एमएलए (9वां संस्करण) प्रशस्ति पत्रPeppers Don और Rogers Martha. Return On Customer: Creating Maximum Value from Your Scarcest Resource. Currency Books & Doubleday Books, 2005.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.