Strategi Pemasaran Produk Herbal Pada PT. Harmoni Dinamik Indonesia Cabang Deli Serdang. JURNAL MASYRAKAT INDONESIA HARAPAN, [S. l.], v. 4, n. 01, 2024. Disponível em: https://edumov.ourhope.biz.id/ojs/index.php/jm/article/view/9. Acesso em: 4 feb. 2026.