Wadud, Muhammad. “BAURAN PEMASARAN JASA (3 Ps : PEOPLE, PROCESS & PHYSICAL EVIDENCE) BAGI KEPUASAN PELANGGAN”. Jurnal Ilmiah Ekonomi Global Masa Kini 8, no. 1 (January 6, 2018): 21–29. Accessed November 21, 2024. https://ejournal.uigm.ac.id/index.php/EGMK/article/view/295.