BOUWER, U. Opvoedkundige Tegnologie / Educational Technology: Geprogrammeerde onderrig: Skinner en Crowder se bydraes. Scientia Militaria - South African Journal of Military Studies, [S. l.], v. 14, n. 1, 2012. DOI: 10.5787/14-1-530. Disponível em: https://www.journals.ac.za/index.php/pub/article/view/530. Acesso em: 12 jun. 2026.