PURNAMA, S. Analisis Deskriptif Kualitas Pelayanan Bimbingan Belajar Ganesha Operation Tahun Ajar 2020. Economics Professional in Action (E-Profit), [S. l.], v. 2, n. 01, p. 54–58, 2022. DOI: 10.37278/eprofit.v2i01.507. Disponível em: https://jurnalunibi.unibi.ac.id/ojs/index.php/eprofit/article/view/507. Acesso em: 23 may. 2025.