HARLIANDA, Deri; RETNO PURWANI SETYANINGRUM. Pengaruh Promotion dan Brand Image Terhadap Loyalitas Customer Dengan Mediasi Word Of Mouth Pada PT. Shinwa Package Indonesia. PESHUM : Jurnal Pendidikan, Sosial dan Humaniora, [S. l.], v. 5, n. 3, p. 8092–8102, 2026. DOI: 10.56799/peshum.v5i3.15141. Disponível em: https://www.ulilalbabinstitute.id/index.php/PESHUM/article/view/15141. Acesso em: 28 apr. 2026.