Ardhani, J. ., I. S. R. . Hutagalung, and B. P. S. . Dhillon. “The Effect of Interactive Learning Models on Students’ German Writing Skills Class XI”. Jurnal Ilmu Sosial Dan Humaniora , vol. 3, no. 4, Oct. 2025, pp. 272-81, doi:10.58540/isihumor.v3i4.1211.