Futrel, C. M. (2006). ABC''s of relationship selling through service. McGraw-Hill.
Chicago Style CitationFutrel, Charles M. ABC''s of Relationship Selling Through Service. McGraw-Hill, 2006.
Cita MLAFutrel, Charles M. ABC''s of Relationship Selling Through Service. McGraw-Hill, 2006.
Atenció: Aquestes cites poden no estar 100% correctes.