N. C. . Mugrib, S. ., and D. . Purnanto, “The Strategy of Negative Politeness in Visual Information Media on Sea Transportation ”, IJLLT, vol. 2, no. 7, pp. 49–58, Dec. 2019, Accessed: Oct. 05, 2026. [Online]. Available: https://alkindipublisher.com/index.php/ijllt/article/view/1176