Yuh Anchunda, Henry. 2022. “An Instructional Model Development Based on Task-Based Learning Approach and Continuous Effective Oral Practice to Enhance Primary School Students’ English-Speaking Ability and Confidence in Phitsanulok Province”. Humanities and Social Sciences Journal of Pibulsongkram Rajabhat University 16 (2):478-93. https://doi.org/10.14456/psruhss.2022.36.