LIB, W. System edukacyjny Stanów Zjednoczonych – charakterystyka ogólna. Journal of Education, Technology and Computer Science, [S. l.], v. 25, n. 3, p. 65–72, 2018. DOI: 10.15584/eti.2018.3.7. Disponível em: https://journals.ur.edu.pl/jetacomps/article/view/5833. Acesso em: 22 lip. 2024.