Werawat Punnitamai. (2007) A Comparative Study of Change Leadership Competencies, Motivation to Lead, and Resistance to Change Among Executive Program Students, Graduate School of Public Administration (GSPA), National Institute of Development Administration. <i>NIDA Development Journal</i>, <i>47</i>(3), 167-201.Werawat Punnitamai. "A Comparative Study of Change Leadership Competencies, Motivation to Lead, and Resistance to Change Among Executive Program Students, Graduate School of Public Administration (GSPA), National Institute of Development Administration". NIDA Development Journal 47 (2007):167-201.Werawat Punnitamai. A Comparative Study of Change Leadership Competencies, Motivation to Lead, and Resistance to Change Among Executive Program Students, Graduate School of Public Administration (GSPA), National Institute of Development Administration. National Institute of Development Administration:ม.ป.ท. 2007.