Gaya APA

Barnes, J, G., winardi, A. (2003). Secrets Of Customer Relationship Management: Rahasia manajemen Hubungan Pelanggan (1 -). Yogyakarta: ANDi.

Gaya MLA

Barnes, James, G.., winardi, Andreas. "Secrets Of Customer Relationship Management: Rahasia manajemen Hubungan Pelanggan". 1 - Yogyakarta: ANDi, 2003. Text.