Sari, D.C. et al. 2026. STRATEGIC MANAGEMENT OF GREEN COMPETENCY TRANSFORMATION IN VOCATIONAL EDUCATION IN MEDAN CITY: PROJECT-BASED CIRCULAR LEARNING (PBCL) APPROACH. SOSIOEDUKASI : JURNAL ILMIAH ILMU PENDIDIKAN DAN SOSIAL. 15, 3 (Sep. 2026), 2531–2541. DOI:https://doi.org/10.36526/sosioedukasi.v15i3.9774.