Manning, Tony. “The Dark Triad of Personality and Its Relationship to Leadership, Management, Team Work and Influencing Behaviours, and 360 Degree Assessments of Satisfaction”. Journal of Intellectual Disability - Diagnosis and Treatment 5, no. 2 (July 19, 2017): 41–49. Accessed May 8, 2024. https://www.lifescienceglobal.com/pms/index.php/jiddt/article/view/4806.