Syaf, Okfida Yani, and Diah Putri Permata Dewi. 2021. “The Correlation Between Vocabulary Mastery Towards Employees’english Speaking Skill at Obstetric and Gynecology Polyclinic in Hermina Grandwisata Hospital”. Eduvest - Journal of Universal Studies 1 (5):390-97. https://doi.org/10.59188/eduvest.v1i5.53.