Jaramillo, Fernando, Douglas B. Grisaffe, Lawrence B. Chonko, and James A. Roberts. Examining the Impact of Servant Leadership on Sales Force Performance. Journal of Personal Selling & Sales Management 29 (лето 2009). С. 257–276, James B. DeConinck. The Effects of Leader-Member Exchange and Organizational Identification on Performance and Turnover Among Salespeople. Journal of Personal Selling & Sales Management 31 (Winter 2011). С. 21–34. Edward F.. Lawler III, Pay and Organizational Effectiveness: A Psychological View. New York: McGraw-Hill, 1971; Malcolm Fleschner, Manager as Motivator. SellingPower.com (июнь, 13, 2001); Sales & Marketing Management (август 2001). С. 62.