R. Roswati, A., et al. “Enhancing the Quality of Tourism Communication: The Effec-Tiveness of Inquiry Strategies in Intercultural Contexts”.
International Journal of Engineering and Technology, vol. 7, no. 4.34, Dec. 2018, pp. 407-9,
https://doi.org/10.14419/ijet.v7i4.34.26895.