Agustin N, Zulfahita Z, Wasis Suprapto. THE EFFECT OF VERBAL VIOLENCE ON SELF-CONFIDENCE AND LEARNING OUTCOMES OF VINTAGE VOCATIONAL SCHOOL STUDENTS IN CLASS V SD NEGERI 83 SINGKAWANG. PROSPEK [Internet]. 2023 May 31 [cited 2024 May 20];4(2):117-21. Available from: https://prospek.unram.ac.id/index.php/PROSPEK/article/view/349