Suryati, N., Hayati, N., Ibnu Hajar, N., ., T. and Herqutanto, T. 2022. A university-school partnership in Lesson Study Implementation: Effects on Students’ Grammatical and Speaking Skills and Stakeholders’ Perceptions. KnE Social Sciences. 7, 7 (Mar. 2022), 290–307. DOI:https://doi.org/10.18502/kss.v7i7.10671.