TASCOVICI, D. E.; DRAGOMIR, R. G. The system of the didactic principles with applicability in teaching economics. Annals of Spiru Haret University. Economic Series , [S. l.], v. 11, n. 2, p. 107–112, 2011. Disponível em: https://www.anale.spiruharet.ro/economics/article/view/11211. Acesso em: 23 may. 2024.