EKASASI, S. R. Sistem multi level marketing: Alternatif pemasaran bisnis eceran di Indonesia. Economic Journal of Emerging Markets, [S. l.], v. 3, p. 13–24, 2016. DOI: 10.20885/ejem.v3i0.6590. Disponível em: https://journal.uii.ac.id/JEP/article/view/6590. Acesso em: 4 dec. 2024.