SITUMORANG, G. E.; ARUAN, L. Development of Teaching Materials on The Topic of Food and Drink” for German Listening Comprehension in Grade 11 SMA Negeri 1 Binjai . DEIKTIS: Jurnal Pendidikan, Bahasa dan Sastra, v. 6, n. 3, p. 4492-4497, 30 Sep. 2026.