ALI, A. H.; LOAP AHMAD, A. Z. Warna Hitam dalam Sajak Usman Awang dan Mila Karlo: Satu Analisis Semiotik Charles Sander Peirce. Jurnal Peradaban Melayu, [S. l.], v. 6, p. 25–33, 2010. Disponível em: https://ejournal.upsi.edu.my/index.php/JPM/article/view/3389. Acesso em: 7 may. 2024.