1.
S.A N, S.Zh. Z, A.N G, G.K. E. On the issue of modernization of the system of professional development of teachers of high schools of kazakhstan. OpciĆ³n [Internet]. 28 de mayo de 2018 [citado 25 de diciembre de 2024];34(85):308-26. Disponible en: https://mail.produccioncientificaluz.org/index.php/opcion/article/view/23526