Rivalry and bargaining between governmental and private kindergarteners. Journal Of Educational and Psychological Researches, [S. l.], v. 14, n. 55, p. 1–21, 2017. Disponível em: https://jperc.uobaghdad.edu.iq/index.php/jperc/article/view/192. Acesso em: 7 may. 2025.