Agustin, Nelly, Zulfahita Zulfahita, and Wasis Suprapto. 2023. “THE EFFECT OF VERBAL VIOLENCE ON SELF-CONFIDENCE AND LEARNING OUTCOMES OF VINTAGE VOCATIONAL SCHOOL STUDENTS IN CLASS V SD NEGERI 83 SINGKAWANG”. PROGRES PENDIDIKAN 4 (2):117-21. https://doi.org/10.29303/prospek.v4i2.349.