Arya และ Pramod. (1988) The roles of wireless radio network system in supporting primary health cars delivery : a case study of Suphanburi province. Mahidol University,:ม.ป.ท.Arya และ Pramod. 1988. The roles of wireless radio network system in supporting primary health cars delivery : a case study of Suphanburi province. ม.ป.ท.:Mahidol University,;Arya และ Pramod. The roles of wireless radio network system in supporting primary health cars delivery : a case study of Suphanburi province. ม.ป.ท.:Mahidol University, 1988. Print.