Jai Kim, H., Hyun Kim, B., & Sook Kim, H. (2018). The Effects of Drama Activity Utilizing Story-Telling on Vocal Vibration and Voice Energy of Pre-Kindergarten Teachers.
International Journal of Engineering and Technology,
7(2.33), 1273-1276.
https://doi.org/10.14419/ijet.v7i2.33.18117