Qiang และ Hu. (2005) Job satisfaction among medical doctors in weifang people's hospital in China. Mahidol University,:ม.ป.ท.Qiang และ Hu. 2005. Job satisfaction among medical doctors in weifang people's hospital in China. ม.ป.ท.:Mahidol University,;Qiang และ Hu. Job satisfaction among medical doctors in weifang people's hospital in China. ม.ป.ท.:Mahidol University, 2005. Print.