OKPALA, C. O.; HOPSON, L.; FORT, E.; CHAPMAN, B. S. Online Preparation Of Adult Learners In Post-Secondary Education: A Triangulated Study. Journal of College Teaching & Learning (TLC), [S. l.], v. 7, n. 5, 2010. DOI: 10.19030/tlc.v7i5.118. Disponível em: https://clutejournals.com/index.php/TLC/article/view/118. Acesso em: 18 jul. 2024.