BUTAR BUTAR, Dwi Fany Fransiska Dewi. Marketing Strategy for Private Elementary Schools in The City of North Sumatra in Increasing the Number of Students. Jurnal Ekonomi, Bisnis & Entrepreneurship, [S. l.], v. 17, n. 1, p. 112–118, 2023. DOI: 10.55208/44qvvg98. Disponível em: https://jebe.stiepas.org/index.php/jebe/article/view/220. Acesso em: 7 oct. 2026.