Quach Ngoc Hue และ Suree Kanjanawong. (2013) The relationships of working motivation, hardy personality, social support, and psychological distress among nurses working in soc trang general hospital,Vietnam. Mahidol University:ม.ป.ท.Quach Ngoc Hue และ Suree Kanjanawong. 2013. The relationships of working motivation, hardy personality, social support, and psychological distress among nurses working in soc trang general hospital,Vietnam. ม.ป.ท.:Mahidol University;Quach Ngoc Hue และ Suree Kanjanawong. The relationships of working motivation, hardy personality, social support, and psychological distress among nurses working in soc trang general hospital,Vietnam. ม.ป.ท.:Mahidol University, 2013. Print.