Barnes, J. G. (2001). Secrets of customer relationship management: Rahasia manajemen hubungan pelanggan. Saint Joseph's University.
Chicago Style (17th ed.) CitationBarnes, James G. Secrets of Customer Relationship Management: Rahasia Manajemen Hubungan Pelanggan. Saint Joseph's University, 2001.
MLA (8th ed.) CitationBarnes, James G. Secrets of Customer Relationship Management: Rahasia Manajemen Hubungan Pelanggan. Saint Joseph's University, 2001.
Warning: These citations may not always be 100% accurate.