Ginting, S. A., and N. R. Dewi. “Interactional Patterns in ESP Online Teaching Mode at the Fifth Semester of English Education Study Program of Universitas Negeri Medan”. Asian Social Science and Humanities Research Journal (ASHREJ), Vol. 4, no. 2, Jan. 2023, pp. 49-55, doi:10.37698/ashrej.v4i2.174.