ISHAK, A. Arti Penting Merk dan Pengelolaannya. Unisia, [S. l.], n. 26, p. 104–111, 2016. DOI: 10.20885/unisia.v0i26.5467. Disponível em: https://journal.uii.ac.id/Unisia/article/view/5467. Acesso em: 4 apr. 2025.