Mulyani, L. and Suwandari, L. 2026. Principal Management in Realizing Adiwiyata Schools: A Qualitative Study of Environmental Education Leadership in Indonesian Secondary Schools. Edu Cendikia: Jurnal Ilmiah Kependidikan. 6, 01 (Apr. 2026), 242–256. DOI:https://doi.org/10.47709/educendikia.v6i01.7966.