KALPANA, R. Teaching principles of clear writing through activities for tertiary level learners. International journal of social sciences, [S. l.], v. 1, n. 1, p. 42-46, 2018. DOI: 10.31295/ijss.v1n1.16. Disponível em: https://sloap.org/journal/index.php/ijss/article/view/16. Acesso em: 16 jul. 2024.