Muhaimi, L., Nurtaat, L. and Fitriana, E. 2018. Core Modals As Pragmatic Markers In Literary Discourse And Their Pedagogical Implications: A Systemic Fungsional Perspective. Jurnal Ilmiah Profesi Pendidikan. 3, 1 (May 2018). DOI:https://doi.org/10.29303/jipp.v3i1.52.