PARTRIDGE, A. C. A Challenging History of English Grammar. English Usage in Southern Africa, [S. l.], v. 9, n. 2, p. 32–35, 2018. Disponível em: https://www.unisapressjournals.co.za/index.php/EUSA/article/view/5426. Acesso em: 28 oct. 2025.