Destiawati, L., V. . Zulfa, and J. . Marsita. “The Effect of Self-Confidence on Students’ English Speaking Ability in Front Office Subjects at State Vocational School 32 Jakarta”. International Education Trend Issues, vol. 2, no. 2, July 2024, pp. 225 -, doi:10.56442/ieti.v2i2.761.