Wallaya Chupradist และผู้แต่งคนอื่นๆ. (2000) IT utilization in public organizations and its impact of job performance. National Institute of Development Administration:ม.ป.ท.Wallaya Chupradist และผู้แต่งคนอื่นๆ. 2000. IT utilization in public organizations and its impact of job performance. ม.ป.ท.:National Institute of Development Administration;Wallaya Chupradist และผู้แต่งคนอื่นๆ. IT utilization in public organizations and its impact of job performance. ม.ป.ท.:National Institute of Development Administration, 2000. Print.