TIONG NGEE DERK. Appraising ‘professional learning communities’ (PLCs) for Malaysian schools through the lens of sociocultural theory: A critical review of literature with implications for research and practice. Malaysian Journal of ELT Research, [S. l.], v. 16, n. 2, 2019. Disponível em: http://meltajournals.com/index.php/majer/article/view/609. Acesso em: 23 mar. 2026.