Tran และ Thi Phuong. (2005) Health promotion practice in workplace among staff at two health educational institutes, Mahidol University at SaLaya, Thailand. Mahidol University,:ม.ป.ท.Tran และ Thi Phuong. 2005. Health promotion practice in workplace among staff at two health educational institutes, Mahidol University at SaLaya, Thailand. ม.ป.ท.:Mahidol University,;Tran และ Thi Phuong. Health promotion practice in workplace among staff at two health educational institutes, Mahidol University at SaLaya, Thailand. ม.ป.ท.:Mahidol University, 2005. Print.