SIRAIT, S. G. A.; MUNTHE, M. V. .; HUTABARAT, N. M. P. . The Effect Of Substitution Drill To The Students’ Ability In Understanding Subject-Verb Agreement In Writing Descriptive Text. Jurnal Ilmu Sosial dan Humaniora , [S. l.], v. 4, n. 1, p. 86–98, 2026. DOI: 10.58540/isihumor.v4i1.1344. Disponível em: https://putrapublisher.org/ojs/index.php/isihumor/article/view/1344. Acesso em: 18 apr. 2026.