THE EFFORTS TO IMPROVE THE SPEAKING COMPETENCE OF VIII GRADERS AT SMPN 10 PONTIANAK THROUGH PJBL . Spectral [Internet]. 2019 Jun. 28 [cited 2025 Aug. 13];5(2):001-0013. Available from: http://journal.stbapontianak.ac.id/index.php/spectral/article/view/42