Efendi, David, Governmental Affair and Public Administration, University of Muhammadiyah YogyakartaGovernmental Affair and Public Administration, University of Muhammadiyah Yogyakarta
Efendi, David, <span lang="EN-US">Governmental Studies Department<br />Universitas Muhammadiyah Yogyakarta</span>
Eprilianto, Deby Febriyan, Universitas Negeri Surabaya