Analyzing the content of the chemistry textbook for the third intermediate grade according to the skills of knowledge economy. Journal Of Educational and Psychological Researches, [S. l.], v. 18, n. 71, p. 565–536, 2022. Disponível em: https://jperc.uobaghdad.edu.iq/index.php/jperc/article/view/1219. Acesso em: 13 may. 2025.