ROSHDI A.MOSTAFA, A. Creating a positive learning environment for adult. International Journal of Learning and Teaching, [S. l.], v. 9, n. 3, p. 378–387, 2017. DOI: 10.18844/ijlt.v9i3.525. Disponível em: https://un-pub.eu/ojs/index.php/ijlt/article/view/525. Acesso em: 28 apr. 2024.