Mariani, M. M. (2018). The Improvement of Students’ Activities and Outcomes on English Language Subject on Writing Descriptive Material Through Discovery Learning Model at The Eleventh Science 3 Grade State Islamic Senior High School 1 Banjarmasin Academic Year 2016/2017. Jurnal PTK Dan Pendidikan, 4(1). https://doi.org/10.18592/ptk.v4i1.2075