Aumpradithpun, N., and S. E. Villavicencio, Ed.D. “The Initial Impact of Organization Development Intervention on Transformational Servant-Type Leadership and Organizational Effectiveness in the 21st Century: A Case Study of an International Christian Humanitarian Organization”. ABAC ODI JOURNAL Vision. Action. Outcome, vol. 1, no. 2, July 2014, http://www.assumptionjournal.au.edu/index.php/odijournal/article/view/1700.