Analysis of English Language Empowerment in Foreign Tourist Services to Improve the Economy of Kawah Ijen Trolley Workers in Banyuwangi. JUDEK [Internet]. 2025 Nov. 30 [cited 2025 Nov. 7];13(2):568-82. Available from: https://ejournal-fkip.unisi.ac.id/judek/article/view/3291