[1]
I. N. Kanca, G. Ginaya, N. N. Sri Astuti, N. P. W. A. . Susyarini, and N. W. W. . Astuti, “Enhancing Students’ Green Ethic-Based Problem Solving Skills in English for Tourism Subject Course”, IJOGTRA, vol. 3, no. 2, pp. 86–93, Dec. 2021.