OJSMASTERFGU, Ojsmasterfgu. Prefacio: MARKETING EDUCATIVO. REVISTA CIENTIFICA GLOBAL NEGOTIUM, [S. l.], v. 2, n. 3, p. 150–152, 2019. DOI: 10.53485/rgn.v2i3.91. Disponível em: https://publishing.fgu-edu.com/ojs/index.php/RGN/article/view/91. Acesso em: 21 abr. 2026.