Pramono และ Joko Sapto. (2000) Roles of health center personnel in primary health care of Suphanburi province, Thailand. Mahidol University,:ม.ป.ท.Pramono และ Joko Sapto. 2000. Roles of health center personnel in primary health care of Suphanburi province, Thailand. ม.ป.ท.:Mahidol University,;Pramono และ Joko Sapto. Roles of health center personnel in primary health care of Suphanburi province, Thailand. ม.ป.ท.:Mahidol University, 2000. Print.