Nurisah Sumartina, and Hidayat Hidayat. 2026. “Enhancing Elementary Literacy Through the ’Class Lit-Eracy Tree’: A Strategic Case Study of the ’One Week One Book’ Program”. Journal of Science and Education (JSE) 6 (2.1):1-12. https://doi.org/10.58905/jse.v6i2.1.707.