Juthamas Kaewpijit. (2009) Debt Stress Happiness and the New Roles of Human Resource Development. <i>NIDA Development Journal</i>, <i>49</i>(3), 251-274.Juthamas Kaewpijit. "Debt Stress Happiness and the New Roles of Human Resource Development". NIDA Development Journal 49 (2009):251-274.Juthamas Kaewpijit. Debt Stress Happiness and the New Roles of Human Resource Development. National Institute of Development Administration:ม.ป.ท. 2009.