LUKÁČOVÁ, D. Didactic equipment textbooks for technology subject to lower secondary level. Journal of Education, Technology and Computer Science, [S. l.], n. 1, p. 66–70, 2013. DOI: 2080-9069. Disponível em: https://journals.ur.edu.pl/jetacomps/article/view/6808. Acesso em: 22 lip. 2024.