Tahir, S., and Muhammad Ramli. “PENGARUH JOB DESCRIPTION DAN SISTEM KERJA TERHADAP PRODUKTIVITAS KERJA KARYAWAN”. Management and Accounting Research Journal, Vol. 4, no. 3, Oct. 2024, pp. 33-43, https://jurnal.ilrscentre.or.id/index.php/mars/article/view/120.