Pengaruh etos kerja dan daya saing terhadap prestasi kerja = The influence of work ethic and competitiveness toward job performance

Transformasi etos kerja: pengaruh etos kerja terhadap sukses organisasi

Hubungan antara amanah, etos kerja dan profesionalisme pada Rumah Zakat Indonesia= Relation between amanah and work ethic with professionalism at Rumah Zakat Indonesia

Pengaruh kepemimpinan dan kerja sama tim terhadap etika kerja guru SMK: The eefect of leadership and team work toward work ethic of vocational public school teacher

Pengaruh etos kerja keras korea terhadap karyawan Indonesia di Lotte Mart = The Impact of Korean hardworking ethic towards Indonesia employees at Lotte Mart