ABIDIN, E. Z. Economics and American Education. Unisia, [S. l.], n. 17, p. 91–95, 2016. DOI: 10.20885/unisia.v0i17.5322. Disponível em: https://journal.uii.ac.id/Unisia/article/view/5322. Acesso em: 4 may. 2024.