Sibatuara, Udur Delima, English Study Program, Faculty of Economics and Business University of Widya Dharma Pontianak (Indonesia)
Sulaiman, Masagus, English Education Study Program, Muhammadiyah University-Palembang (Indonesia)
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Lembaga Penelitian dan Pengabdian pada Masyarakat (LPPM) Universitas Widya Dharma Pontianak
