Sukaton, Ounu Zakiy, Didit Prasetyo Nugroho, and Aldrin Yohanes Ferdinandus. 2023. “How Do I Sound? Vowel Production of Multilingual Students at Ma Chung University”. Rainbow : Journal of Literature, Linguistics and Culture Studies 12 (2), 124-33. https://doi.org/10.15294/rainbow.v12i2.73338.