Sidabutar, A. P., N. Sembiring, and A. S. P. Sari. “IMPROVING THE ELEVENTH GRADE STUDENTS’ WRITING SKILL IN DESCRIPTIVE TEXTS BY USING PICTURES MEDIA AT SWASTA GKPI MEDAN”. Kairos English Language Teaching Journal, vol. 3, no. 1, July 2020, pp. 42-62, doi:10.54367/kairos.v3i1.829.