Ma’ruf, M.I., Tinus, A. and Kuncahyono, K. 2026. The Relationship Between Knowledge Level and Clean and Healthy Living Behavior Towards Students’ Self-Efficacy at Muhammadiyah 1 Vocational School, Kepanjen. Journal of General Education and Humanities. 5, 3 (Jun. 2026), 3761–3770. DOI:https://doi.org/10.58421/gehu.v5i3.1398.