SHERINA DEWI AGUSTIN; KARTIKA SARI LUBIS. Peran Word of Mouth, Inovasi Menu dan Promosi Terhadap Keputusan Pembelian Konsumen Donat Sakha di Kota Medan. Jurnal Dunia Pendidikan, [S. l.], v. 6, n. 5, p. 2170–2185, 2026. DOI: 10.55081/jurdip.v6i5.4838. Disponível em: https://jurnal.stokbinaguna.ac.id/index.php/JURDIP/article/view/4838. Acesso em: 21 aug. 2026.