Oleh Ezichi Kalu และ Ridzuan Masri. (2019) CHALLENGES OF EGOVERNMENT IMPLEMENTATION IN THE NIGERIAN PUBLIC SERVICE. <i>International Transaction Journal of Engineering, Management, & Applied Sciences & Technologies</i>, <i>10</i>(1), 13-25.Oleh Ezichi Kalu และ Ridzuan Masri. "CHALLENGES OF EGOVERNMENT IMPLEMENTATION IN THE NIGERIAN PUBLIC SERVICE". International Transaction Journal of Engineering, Management, & Applied Sciences & Technologies 10 (2019):13-25.Oleh Ezichi Kalu และ Ridzuan Masri. CHALLENGES OF EGOVERNMENT IMPLEMENTATION IN THE NIGERIAN PUBLIC SERVICE. TUENGR Group:ม.ป.ท. 2019.