YALANDA, Regina Ramadani; 						SADELI, Agriani Hermita.
 Pengaruh Direct Marketing terhadap Keputusan Pembelian Kopi Arabika Malabar Mountain Coffee.
<strong>Performance: Jurnal Personalia, Financial, Operasional, Marketing dan Sistem Informasi</strong>, [S.l.], v. 26, n. 1, p. 27-38, jan. 2019.
ISSN 2615-8094.
Available at: &lt;<a href="http://jos.unsoed.ac.id/index.php/performance/article/view/1413" target="_new">http://jos.unsoed.ac.id/index.php/performance/article/view/1413</a>&gt;. Date accessed: 19 apr. 2024.
doi: <a href="https://doi.org/10.32424/1.jp.2019.26.1.1413">https://doi.org/10.32424/1.jp.2019.26.1.1413</a>.