OLATUNJI, Taiwo Isaac; ADEWUMI ADEBISI, Tajudeen. Comparative Analysis of Operational Structures in Single- and Dual-Mode Distance Learning Institutions in Nigeria. The International Review of Research in Open and Distributed Learning, [S. l.], v. 22, n. 1, p. 59–77, 2021. DOI: 10.19173/irrodl.v22i1.5120. Disponível em: https://www.irrodl.org/index.php/irrodl/article/view/5120. Acesso em: 19 apr. 2024.