Winalda, Gaizka Naufal, and Rohmani Nur Indah. “Interpersonal Markers of Taylor Swift and Armaya Doremi in Their Graduation Speech”. IJOLTL (Indonesian Journal of Language Teaching and Linguistics), vol. 8, no. 3, Sept. 2023, pp. 90-108, doi:10.30957/ijoltl.v8i3.741.