Moh. Farid Maftuh, et al. “DEVELOPING CROSS CULTURAL UNDERSTANDING MATERIALS BASED ON PROBLEM SOLVING SKILLS IN ENGLISH DEPARTMENT OF PNM”. Jurnal Pendidikan Dan Sastra Inggris, vol. 2, no. 1, Apr. 2022, pp. 148-59, doi:10.55606/jupensi.v2i1.1422.