SCHORNACK, G. R.; BECK, C. E. Costing Distance Ed: Experience-Based Practices. Journal of Business & Economics Research (JBER), [S. l.], v. 1, n. 6, 2003. DOI: 10.19030/jber.v1i6.3020. Disponível em: https://clutejournals.com/index.php/JBER/article/view/3020. Acesso em: 17 jul. 2024.