APA-viite

Gupta, S. (2005). Managing customers as investments: The strategic value of customers in the long run. Upper Saddle River, N.J: Wharton School Pub.

Chicago-tyylinen lähdeviittaus

Gupta, Sunnil. Managing Customers As Investments: The Strategic Value of Customers in the Long Run. Upper Saddle River, N.J: Wharton School Pub, 2005.

MLA-viite

Gupta, Sunnil. Managing Customers As Investments: The Strategic Value of Customers in the Long Run. Upper Saddle River, N.J: Wharton School Pub, 2005.

Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.