Billy, B.F.K., Triana, J. and Johan, A.N. 2022. The Analysis of Difficulties in Pronouncing English Vowels (Monophthongs) in Singing English Song. Scripta : English Department Journal. 9, 1 (Aug. 2022), 35-43. DOI:https://doi.org/10.37729/scripta.v9i1.1455.