ROMADHONI, Ferry Fahmi. PENGARUH 4P ( PRODUCT, PRICE, PLACE, PROMOTION ) TERHADAP BRAND SWITCHING PENGGUNA HANDPHONE SAMSUNG ( A STUDY ON IDHOTUN NASYIIN HIGH SCHOOL STUDENTS ). JEKMA (Jurnal Ekonomi Mahasiswa), [S. l.], v. 1, n. 1, 2020. Disponível em: https://jurnalekonomi.unisla.ac.id/index.php/JEKMA/article/view/447. Acesso em: 11 nov. 2026.