Bin Chen และ MSc. (2005) Said Easier Than Done: A Contingency Approach to A Pay-for-Performance Reward System in Public Organizations. <i>Thai Journal of Public Administration</i>, <i>3</i>(2), 33.Bin Chen และ MSc. "Said Easier Than Done: A Contingency Approach to A Pay-for-Performance Reward System in Public Organizations". Thai Journal of Public Administration 3 (2005):33.Bin Chen และ MSc. Said Easier Than Done: A Contingency Approach to A Pay-for-Performance Reward System in Public Organizations. School of Public Administration, National Institute of Development Administration:ม.ป.ท. 2005.