Diner, L., Zulaeha, I., Subyantoro, S., Supriatnaningsih, R., & Utami, E. S. (2023). Development of Speaking Skills Teaching Materials for Japanese Students in Diponegoro State University and Semarang State University. Lingua Cultura, 17(2), 141-152. https://doi.org/10.21512/lc.v17i2.9516