Vahini, Gudeli, S. Chaitanya Latha, and Sushma Vaddiraju. “Effectiveness of Snowball Technique As a Teaching and Learning Method”. An Overview of Literature, Language and Education Research Vol. 6 (November 11, 2024): 104–110. Accessed July 28, 2026. https://stm.bookpi.org/AOLLER-V6/article/view/16136.