Witsanuchai Srijariya. (1999) Study of computer networking system at Nakorn-Thai Crown Prince hospital, Phitsanulok : the aspect of management. Mahidol University,:ม.ป.ท.Witsanuchai Srijariya. 1999. Study of computer networking system at Nakorn-Thai Crown Prince hospital, Phitsanulok : the aspect of management. ม.ป.ท.:Mahidol University,;Witsanuchai Srijariya. Study of computer networking system at Nakorn-Thai Crown Prince hospital, Phitsanulok : the aspect of management. ม.ป.ท.:Mahidol University, 1999. Print.