Herlilawati, H. “Penerapan Pendekatan Supervisi Kolaboratif Untuk Meningkatkan Kompetensi Profesional Guru: Application of Collaborative Supervision Approach to Improve Teacher Professional Competence”. Neraca: Jurnal Pendidikan Ekonomi, vol. 6, no. 2, May 2021, pp. 31-41, doi:10.33084/neraca.v6i2.2642.