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Susanto A. Evaluasi efektifitas pengajaran ekonomi berbasis problem based Learning di kelas XI. Wiyata Dharma: Jurnal Penelitian dan Evaluasi Pendidikan [Internet]. 2017 Oct. 7 [cited 2022 Jul. 3];5(2):33-44. Available from: https://jurnal.ustjogja.ac.id/index.php/wd/article/view/3371