Kadhim, K., Embong, A., Wen, H., Zakaria, M., & Wan Kassim, W. (2023). The Communication Presentation of Barack Obama Public Speaking Style. Jurnal Ilmiah LISKI (Lingkar Studi Komunikasi), 9(1), 39 – 47. doi:10.25124/liski.v9i1.5630