HARTIN NST, Venny Fraya; 						GAOL, Jonner Lumban; 						LUBIS, Muhammad Ansori.
 PENGARUH ETIKA KERJA TERHADAP KUALITAS PELAYANAN MELALUI PROFESIONALISME KERJA PADA CV. SENTOSA DELI MANDIRI MEDAN.
<strong>Jurnal Prointegrita</strong>, [S.l.], v. 6, n. 3, p. 201 - 213, des. 2022.
ISSN 2655-8971.
Tersedia pada: &lt;<a href="https://www.jurnal.universitasdarmaagung.ac.id/jurnalprointegrita/article/view/2437" target="_new">https://www.jurnal.universitasdarmaagung.ac.id/jurnalprointegrita/article/view/2437</a>&gt;. Tanggal Akses: 03 nov. 2026
doi: <a href="http://dx.doi.org/10.46930/jurnalprointegrita.v6i3.2437">http://dx.doi.org/10.46930/jurnalprointegrita.v6i3.2437</a>.