Astuningtias, K. I.; Appulembang, O. D. Penerapan Metode Drill Untuk Meningkatkan Hasil Belajar Kognitif Siswa Kelas IX Materi Statistika Di Smp Kristen Rantepao [The Implementation of the Drill Method to Improve Cognitive Learning Outcomes of Grade 9 Students Studying Statistics at a Christian Junior High School in Rantepao]. JOHME 2017, 1, 53-59.