Gosney, J. W. B. (2011). Customer relationship management essentials.
Chicago Edition CitationGosney, John W; Boehm. Customer Relationship Management Essentials. PHI Learning, 2011.
Cita MLAGosney, John W; Boehm. Customer Relationship Management Essentials. 2011.
Atenció: Aquestes cites poden no estar 100% correctes.