ISKANDAR, Khalid; 						ANDRIYANI, Wilan.
 Pengaruh Strategi Pemasaran Terhadap  Penjualan Batubara Pada PT. Cahaya Mantingan Nusantara Jakarta.
<strong>Jurnal Ekonomi Kuantitatif Terapan</strong>, [S.l.], may 2014.
ISSN 2303-0186.
Available at: &lt;<a href="https://ojs.unud.ac.id/index.php/jekt/article/view/8774" target="_new">https://ojs.unud.ac.id/index.php/jekt/article/view/8774</a>&gt;. Date accessed: 23 feb. 2025.
doi: <a href="https://doi.org/10.24843/JEKT.2014.v07.i01.p04">https://doi.org/10.24843/JEKT.2014.v07.i01.p04</a>.