Lua APA (7ú heag.)

Peppers Don & Rogers Martha. (2005). Return On Customer: Creating maximum value from your scarcest resource. Currency Books & Doubleday Books.

Lua i Stíl Chicago (17ú heag.)

Peppers Don agus Rogers Martha. Return On Customer: Creating Maximum Value from Your Scarcest Resource. NewYork ,USA: Currency Books & Doubleday Books, 2005.

Lua MLA (9ú heag.)

Peppers Don agus Rogers Martha. Return On Customer: Creating Maximum Value from Your Scarcest Resource. Currency Books & Doubleday Books, 2005.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.