Jamchan Kongpol. (2564) The impact of information system on user effectiveness:A case study of using transaction control log and accounting system for Revenue Department organization officials. <i>Journal of information systems in Business JISB</i>, <i>7</i>(2), 6.Jamchan Kongpol. "The impact of information system on user effectiveness:A case study of using transaction control log and accounting system for Revenue Department organization officials". Journal of information systems in Business JISB 7 (2564):6.Jamchan Kongpol. The impact of information system on user effectiveness:A case study of using transaction control log and accounting system for Revenue Department organization officials. MSMIS Thammasat University:ม.ป.ท. 2564.