HASIBUAN, N. Bayang-bayang Ekonomu Klasik: Sektor Informal dan Pengentasan Kemiskinan. Unisia, [S. l.], n. 21, p. 11–24, 2016. DOI: 10.20885/unisia.v0i21.5360. Disponível em: https://journal.uii.ac.id/Unisia/article/view/5360. Acesso em: 3 may. 2024.