Business Effectiveness of Online Reading Books (E-Books) in the Digital Era for Bina Mandiri University Gorontalo Students: Keefektifan Bisnis Buku Bacaan Online ( E-Book) Era Digital untuk Mahasiswa Universitas Bina Mandiri Gorontalo. Journal of Education and Culture (JEaC), [S. l.], v. 3, n. 1, p. 41–46, 2023. DOI: 10.47918/jeac.v3i1.1118. Disponível em: https://journals.ubmg.ac.id/index.php/JEaC/article/view/1118. Acesso em: 3 apr. 2026.