Buttle, F. (2007). Customer relationship management; Concepts and tools(manajemen Hubungan Pelanggan). Bayu Media Publishing.
Chicago Style (17th ed.) CitationButtle, Francis. Customer Relationship Management; Concepts and Tools(manajemen Hubungan Pelanggan). Bayu Media Publishing, 2007.
MLA (8th ed.) CitationButtle, Francis. Customer Relationship Management; Concepts and Tools(manajemen Hubungan Pelanggan). Bayu Media Publishing, 2007.
Warning: These citations may not always be 100% accurate.