MUHADI, A. Obsesi Seorang Wiraswastawan. Unisia, [S. l.], n. 15, p. 101–103, 2016. DOI: 10.20885/unisia.v0i15.5302. Disponível em: https://journal.uii.ac.id/Unisia/article/view/5302. Acesso em: 4 apr. 2025.