HIDAYAH, N.; AF, A. R. .; PERMATASARI, I. Pengaruh Biaya Promosi terhadap Volume Penjualan Jahe Ja’M di Kota Samarinda. Educational Studies: Conference Series, [S. l.], v. 4, n. 1, p. 26–35, 2024. Disponível em: https://jurnal.fkip.unmul.ac.id/index.php/escs/article/view/4451. Acesso em: 12 apr. 2025.