Gosney, J. W. B. (2010). Customer relationship management essentials (3 edition.).
Chicago Edition CitationGosney, John W; Boehm. Customer Relationship Management Essentials. 3 edition. Galgotia Pub: New Delhi, 2010.
Cita MLAGosney, John W; Boehm. Customer Relationship Management Essentials. 3 edition. 2010.
Atenció: Aquestes cites poden no estar 100% correctes.