Putri, P. S., Amanda, N., & Pramudhita, N. O. (2020). "Working Class Students of Universitas Informatika Dan Bisnis Indonesia": A Study on the Relationship between Self-Efficacy and Student Engagement. JIPSI Jurnal Ilmiah Psikologi, 2(1), 31–38. https://doi.org/10.37278/jipsi.v2i1.303