Daud, Daud, and sarmiati sarmiati. “Fundamental Strategi Pemasaran: Marketing Mix 4P to 4A”. Jurnal Al Mujaddid Humaniora 9, no. 2 (October 18, 2023): 28-36. Accessed January 21, 2026. https://e-jurnal.iims.ac.id/index.php/JALHu/article/view/162.