Philip, Eugen Mtemi, and Salvius Kumburu. “Efficacy of Intervention Learning Materials in Enhancing English Comprehension Among Students With Hearing Impairment in Inclusive Tanzanian Secondary Schools”. Language, Literature and Education: Research Updates Vol. 3 (April 7, 2025): 173–191. Accessed June 4, 2026. https://stm.bookpi.org/LLERU-V3/article/view/17916.